<PAGE>
                                                                    EXHIBIT 10.1

CONTACT: CUSTOMER SERVICES -- CTSLINK
         WELLS FARGO BANK MINNESOTA, N.A.
         SECURITIES ADMINISTRATION SERVICES
         7485 NEW HORIZON WAY
         FREDERICK, MD  21703
         WWW.CTSLINK.COM
         TELEPHONE:  (301) 815-6600
         FAX:        (301) 315-6660


                               SMT SERIES 2002-10
                          RECORD DATE: AUGUST 29, 2003
                      DISTRIBUTION DATE: SEPTEMBER 22, 2003

                     CERTIFICATEHOLDER DISTRIBUTION SUMMARY

<Table>
<Caption>
                                   Certificate Class       Certificate        Beginning Certificate
   Class           CUSIP              Description       Pass-Through Rate            Balance           Interest Distribution
---------- ----------------------- ------------------- -------------------- -------------------------- ----------------------
<S>        <C>                     <C>                 <C>                  <C>                        <C>
     1A          81743VAA1                SEN                     1.51000%             757,276,884.45             952,906.75
     2A-1        81743VAB9                SEN                     1.49000%             176,473,931.77             219,121.80
     2A-2        81743VAN3                SEN                     1.79000%               3,500,000.00               5,220.83
     X-1A        81743VAC7                IO                      1.12520%                       0.00             337,068.24
     X-1B        81743VAD5                IO                      1.30357%                       0.00             432,132.49
     X-2         81743VAP8                IO                      1.31582%                       0.00             197,344.07
     X-B         81743VAE3                IO                      0.72446%                       0.00              15,530.55
     A-R         81743VAF0                SEN                     3.37699%                       0.00                   0.00
     B-1         81743VAG8                SUB                     1.91000%              12,600,000.00              20,055.00
     B-2         81743VAH6                SUB                     1.91000%               8,400,000.00              13,370.00
     B-3         81743VAJ2                SUB                     2.51000%               4,725,000.00               9,883.13
     B-4         SMT0210B4                SUB                     2.74466%               2,625,000.00               6,003.95
     B-5         SMT0210B5                SUB                     2.74466%               2,100,000.00               4,803.16
     B-6         SMT0210B6                SUB                     2.74466%               3,685,162.00               8,428.77
           ----------------------- ------------------- -------------------- -------------------------- ----------------------
Totals                                                                                 971,385,978.22           2,221,868.74
           ----------------------- ------------------- -------------------- -------------------------- ----------------------


<Caption>


                                                              Ending Certificate                            Cumulative Realized
  Class    Principal Distribution  Current Realized Loss           Balance            Total Distribution            Loss
---------- ----------------------- ----------------------- ------------------------- --------------------- -----------------------
<S>        <C>                     <C>                     <C>                       <C>                   <C>
     1A             12,788,648.81                    0.00            744,488,235.64         13,741,555.56                    0.00
     2A-1            3,017,074.78                    0.00            173,456,856.99          3,236,196.58                    0.00
     2A-2                    0.00                    0.00              3,500,000.00              5,220.83                    0.00
     X-1A                    0.00                    0.00                      0.00            337,068.24                    0.00
     X-1B                    0.00                    0.00                      0.00            432,132.49                    0.00
     X-2                     0.00                    0.00                      0.00            197,344.07                    0.00
     X-B                     0.00                    0.00                      0.00             15,530.55                    0.00
     A-R                     0.00                    0.00                      0.00                  0.00                    0.00
     B-1                     0.00                    0.00             12,600,000.00             20,055.00                    0.00
     B-2                     0.00                    0.00              8,400,000.00             13,370.00                    0.00
     B-3                     0.00                    0.00              4,725,000.00              9,883.13                    0.00
     B-4                     0.00                    0.00              2,625,000.00              6,003.95                    0.00
     B-5                     0.00                    0.00              2,100,000.00              4,803.16                    0.00
     B-6                     0.00                    0.00              3,685,162.00              8,428.77                    0.00
           ----------------------- ----------------------- ------------------------- --------------------- -----------------------
Totals              15,805,723.59                    0.00            955,580,254.63         18,027,592.33                    0.00
           ----------------------- ----------------------- ------------------------- --------------------- -----------------------
</Table>


All distributions required by the Pooling and Servicing Agreement have been
calculated by the Certificate Administrator on behalf of the Trustee.



<PAGE>



                        PRINCIPAL DISTRIBUTION STATEMENT

<Table>
<Caption>
                                  Beginning          Scheduled         Unscheduled
             Original Face       Certificate         Principal          Principal                              Realized
  Class          Amount            Balance          Distribution       Distribution        Accretion           Loss (1)
---------   ----------------   ----------------   ----------------   ----------------   ----------------   ----------------
<S>         <C>                <C>                <C>                <C>                <C>                <C>
   1A         822,375,000.00     757,276,884.45               0.00      12,788,648.81               0.00               0.00
   2A-1       190,000,000.00     176,473,931.77               0.00       3,017,074.78               0.00               0.00
   2A-2         3,500,000.00       3,500,000.00               0.00               0.00               0.00               0.00
   X-1A                 0.00               0.00               0.00               0.00               0.00               0.00
   X-1B                 0.00               0.00               0.00               0.00               0.00               0.00
   X-2                  0.00               0.00               0.00               0.00               0.00               0.00
   X-B                  0.00               0.00               0.00               0.00               0.00               0.00
   A-R                100.00               0.00               0.00               0.00               0.00               0.00
   B-1         12,600,000.00      12,600,000.00               0.00               0.00               0.00               0.00
   B-2          8,400,000.00       8,400,000.00               0.00               0.00               0.00               0.00
   B-3          4,725,000.00       4,725,000.00               0.00               0.00               0.00               0.00
   B-4          2,625,000.00       2,625,000.00               0.00               0.00               0.00               0.00
   B-5          2,100,000.00       2,100,000.00               0.00               0.00               0.00               0.00
   B-6          3,685,162.00       3,685,162.00               0.00               0.00               0.00               0.00
            ----------------   ----------------   ----------------   ----------------   ----------------   ----------------
Totals      1,050,010,262.00     971,385,978.22               0.00      15,805,723.59               0.00               0.00
            ----------------   ----------------   ----------------   ----------------   ----------------   ----------------

<Caption>

                                   Ending             Ending
            Total Principal      Certificate        Certificate      Total Principal
  Class        Reduction           Balance           Percentage        Distribution
---------   ----------------   ----------------   ----------------   ----------------
<S>         <C>                <C>                <C>                <C>
   1A          12,788,648.81     744,488,235.64         0.90529045      12,788,648.81
   2A-1         3,017,074.78     173,456,856.99         0.91293083       3,017,074.78
   2A-2                 0.00       3,500,000.00         1.00000000               0.00
   X-1A                 0.00               0.00         0.00000000               0.00
   X-1B                 0.00               0.00         0.00000000               0.00
   X-2                  0.00               0.00         0.00000000               0.00
   X-B                  0.00               0.00         0.00000000               0.00
   A-R                  0.00               0.00         0.00000000               0.00
   B-1                  0.00      12,600,000.00         1.00000000               0.00
   B-2                  0.00       8,400,000.00         1.00000000               0.00
   B-3                  0.00       4,725,000.00         1.00000000               0.00
   B-4                  0.00       2,625,000.00         1.00000000               0.00
   B-5                  0.00       2,100,000.00         1.00000000               0.00
   B-6                  0.00       3,685,162.00         1.00000000               0.00
            ----------------   ----------------   ----------------   ----------------
Totals         15,805,723.59     955,580,254.63         0.91006754      15,805,723.59
            ----------------   ----------------   ----------------   ----------------
</Table>

(1)  Amount does not include excess special hazard, bankruptcy, or fraud losses
     unless otherwise disclosed. Please refer to the prospectus supplement for a
     full description.


                    PRINCIPAL DISTRIBUTION FACTORS STATEMENT

<Table>
<Caption>
                               Beginning      Scheduled       Unscheduled                                        Total
            Original Face     Certificate     Principal        Principal                       Realized        Principal
  Class        Amount           Balance      Distribution    Distribution      Accretion        Loss (3)       Reduction
---------   --------------   -------------   -------------   -------------   -------------   -------------   -------------
<S>         <C>              <C>             <C>             <C>             <C>             <C>             <C>
   1A       822,375,000.00    920.84132476      0.00000000     15.55087255      0.00000000      0.00000000     15.55087255
  2A-1      190,000,000.00    928.81016721      0.00000000     15.87934095      0.00000000      0.00000000     15.87934095
  2A-2        3,500,000.00   1000.00000000      0.00000000      0.00000000      0.00000000      0.00000000      0.00000000
  X-1A                0.00      0.00000000      0.00000000      0.00000000      0.00000000      0.00000000      0.00000000
  X-1B                0.00      0.00000000      0.00000000      0.00000000      0.00000000      0.00000000      0.00000000
  X-2                 0.00      0.00000000      0.00000000      0.00000000      0.00000000      0.00000000      0.00000000
  X-B                 0.00      0.00000000      0.00000000      0.00000000      0.00000000      0.00000000      0.00000000
  A-R               100.00      0.00000000      0.00000000      0.00000000      0.00000000      0.00000000      0.00000000
  B-1        12,600,000.00   1000.00000000      0.00000000      0.00000000      0.00000000      0.00000000      0.00000000
  B-2         8,400,000.00   1000.00000000      0.00000000      0.00000000      0.00000000      0.00000000      0.00000000
  B-3         4,725,000.00   1000.00000000      0.00000000      0.00000000      0.00000000      0.00000000      0.00000000
  B-4         2,625,000.00   1000.00000000      0.00000000      0.00000000      0.00000000      0.00000000      0.00000000
  B-5         2,100,000.00   1000.00000000      0.00000000      0.00000000      0.00000000      0.00000000      0.00000000
  B-6         3,685,162.00   1000.00000000      0.00000000      0.00000000      0.00000000      0.00000000      0.00000000

<Caption>

              Ending          Ending         Total
            Certificate     Certificate     Principal
  Class       Balance       Percentage     Distribution
---------  -------------   -------------   -------------
<S>        <C>             <C>             <C>
   1A       905.29045221      0.90529045     15.55087255
  2A-1      912.93082626      0.91293083     15.87934095
  2A-2     1000.00000000      1.00000000      0.00000000
  X-1A        0.00000000      0.00000000      0.00000000
  X-1B        0.00000000      0.00000000      0.00000000
  X-2         0.00000000      0.00000000      0.00000000
  X-B         0.00000000      0.00000000      0.00000000
  A-R         0.00000000      0.00000000      0.00000000
  B-1      1000.00000000      1.00000000      0.00000000
  B-2      1000.00000000      1.00000000      0.00000000
  B-3      1000.00000000      1.00000000      0.00000000
  B-4      1000.00000000      1.00000000      0.00000000
  B-5      1000.00000000      1.00000000      0.00000000
  B-6      1000.00000000      1.00000000      0.00000000
</Table>


(3)  Amount does not include excess special hazard, bankruptcy, or fraud losses
     unless otherwise disclosed. Please refer to the prospectus supplement for a
     full description.



<PAGE>



                         INTEREST DISTRIBUTION STATEMENT

<Table>
<Caption>

                                                                                                Payment of
                                                           Beginning           Current            Unpaid             Current
                   Original Face        Current           Certificate/         Accrued           Interest           Interest
    Class             Amount        Certificate Rate    Notional Balance       Interest          Shortfall          Shortfall
--------------   ----------------   ----------------    ----------------   ----------------   ----------------   ----------------
<S>              <C>                <C>                 <C>                <C>                <C>                <C>
     1A            822,375,000.00            1.51000%     757,276,884.45         952,906.75               0.00               0.00
    2A-1           190,000,000.00            1.49000%     176,473,931.77         219,121.80               0.00               0.00
    2A-2             3,500,000.00            1.79000%       3,500,000.00           5,220.83               0.00               0.00
    X-1A                     0.00            1.12520%     359,476,911.14         337,068.24               0.00               0.00
    X-1B                     0.00            1.30357%     397,799,973.31         432,132.49               0.00               0.00
     X-2                     0.00            1.31582%     179,973,931.77         197,344.07               0.00               0.00
     X-B                     0.00            0.72446%      25,725,000.00          15,530.55               0.00               0.00
     A-R                   100.00            3.37699%               0.00               0.00               0.00               0.00
     B-1            12,600,000.00            1.91000%      12,600,000.00          20,055.00               0.00               0.00
     B-2             8,400,000.00            1.91000%       8,400,000.00          13,370.00               0.00               0.00
     B-3             4,725,000.00            2.51000%       4,725,000.00           9,883.13               0.00               0.00
     B-4             2,625,000.00            2.74466%       2,625,000.00           6,003.95               0.00               0.00
     B-5             2,100,000.00            2.74466%       2,100,000.00           4,803.16               0.00               0.00
     B-6             3,685,162.00            2.74466%       3,685,162.00           8,428.77               0.00               0.00
--------------   ----------------   ----------------    ----------------   ----------------   ----------------   ----------------
   Totals        1,050,010,262.00                                              2,221,868.74               0.00               0.00
--------------   ----------------   ----------------    ----------------   ----------------   ----------------   ----------------

<Caption>

                                                                             Remaining            Ending
                  Non-Supported                                               Unpaid           Certificate/
                    Interest             Realized       Total Interest        Interest          Notational
    Class           Shortfall            Loss (4)        Distribution        Shortfall            Balance
--------------   ----------------   ----------------   ----------------   ----------------   ----------------
<S>              <C>                <C>                <C>                <C>                <C>
     1A                      0.00               0.00         952,906.75               0.00     744,488,235.64
    2A-1                     0.00               0.00         219,121.80               0.00     173,456,856.99
    2A-2                     0.00               0.00           5,220.83               0.00       3,500,000.00
    X-1A                     0.00               0.00         337,068.24               0.00     353,277,362.00
    X-1B                     0.00               0.00         432,132.49               0.00     391,210,873.64
     X-2                     0.00               0.00         197,344.07               0.00     176,956,856.99
     X-B                     0.00               0.00          15,530.55               0.00      25,725,000.00
     A-R                     0.00               0.00               0.00               0.00               0.00
     B-1                     0.00               0.00          20,055.00               0.00      12,600,000.00
     B-2                     0.00               0.00          13,370.00               0.00       8,400,000.00
     B-3                     0.00               0.00           9,883.13               0.00       4,725,000.00
     B-4                     0.00               0.00           6,003.95               0.00       2,625,000.00
     B-5                     0.00               0.00           4,803.16               0.00       2,100,000.00
     B-6                     0.00               0.00           8,428.77               0.00       3,685,162.00
                 ----------------   ----------------   ----------------   ----------------   ----------------
   Totals                    0.00               0.00       2,221,868.74               0.00
                 ----------------   ----------------   ----------------   ----------------   ----------------

</Table>

(4)  Amount does not include excess special hazard, bankruptcy, or fraud losses
     unless otherwise disclosed. Please refer to the prospectus supplement for a
     full description.


                     INTEREST DISTRIBUTION FACTORS STATEMENT

<Table>
<Caption>
                                                                                                Payment of
                                                           Beginning           Current            Unpaid              Current
                   Original Face        Current           Certificate/         Accrued           Interest            Interest
  Class (5)           Amount        Certificate Rate    Notional Balance       Interest          Shortfall           Shortfall
--------------   ----------------   ----------------    ----------------   ----------------   ----------------   ----------------
<S>              <C>                <C>                 <C>                <C>                <C>                <C>
     1A            822,375,000.00            1.51000%       920.84132476         1.15872534         0.00000000         0.00000000
    2A-1           190,000,000.00            1.49000%       928.81016721         1.15327263         0.00000000         0.00000000
    2A-2             3,500,000.00            1.79000%      1000.00000000         1.49166571         0.00000000         0.00000000
    X-1A                     0.00            1.12520%       914.79309370         0.85776774         0.00000000         0.00000000
    X-1B                     0.00            1.30357%       926.37608848         1.00632788         0.00000000         0.00000000
    X-2                      0.00            1.31582%       930.09783860         1.01986599         0.00000000         0.00000000
    X-B                      0.00            0.72446%      1000.00000000         0.60371429         0.00000000         0.00000000
    A-R                    100.00            3.37699%         0.00000000         0.00000000         0.00000000         0.00000000
    B-1             12,600,000.00            1.91000%      1000.00000000         1.59166667         0.00000000         0.00000000
    B-2              8,400,000.00            1.91000%      1000.00000000         1.59166667         0.00000000         0.00000000
    B-3              4,725,000.00            2.51000%      1000.00000000         2.09166772         0.00000000         0.00000000
    B-4              2,625,000.00            2.74466%      1000.00000000         2.28721905         0.00000000         0.00000000
    B-5              2,100,000.00            2.74466%      1000.00000000         2.28721905         0.00000000         0.00000000
    B-6              3,685,162.00            2.74466%      1000.00000000         2.28721831         0.00000000         0.00000000

<Caption>

                                                                            Remaining             Ending
                  Non-Supported                                               Unpaid           Certificate/
                    Interest            Realized        Total Interest       Interest           Notational
  Class (5)         Shortfall           Loss (6)         Distribution        Shortfall            Balance
--------------   ----------------   ----------------   ----------------   ----------------   ----------------
<S>              <C>                <C>                <C>                <C>                <C>
     1A                0.00000000         0.00000000         1.15872534         0.00000000       905.29045221
    2A-1               0.00000000         0.00000000         1.15327263         0.00000000       912.93082626
    2A-2               0.00000000         0.00000000         1.49166571         0.00000000      1000.00000000
    X-1A               0.00000000         0.00000000         0.85776774         0.00000000       899.01654571
    X-1B               0.00000000         0.00000000         1.00632788         0.00000000       911.03173255
    X-2                0.00000000         0.00000000         1.01986599         0.00000000       914.50572088
    X-B                0.00000000         0.00000000         0.60371429         0.00000000      1000.00000000
    A-R                0.00000000         0.00000000         0.00000000         0.00000000         0.00000000
    B-1                0.00000000         0.00000000         1.59166667         0.00000000      1000.00000000
    B-2                0.00000000         0.00000000         1.59166667         0.00000000      1000.00000000
    B-3                0.00000000         0.00000000         2.09166772         0.00000000      1000.00000000
    B-4                0.00000000         0.00000000         2.28721905         0.00000000      1000.00000000
    B-5                0.00000000         0.00000000         2.28721905         0.00000000      1000.00000000
    B-6                0.00000000         0.00000000         2.28721831         0.00000000      1000.00000000
</Table>

(5)  Per $1 denomination

(6)  Amount does not include excess special hazard, bankruptcy, or fraud losses
     unless otherwise disclosed. Please refer to the prospectus supplement for a
     full description.



<PAGE>


                       CERTIFICATEHOLDER ACCOUNT STATEMENT

                               CERTIFICATE ACCOUNT

<Table>
<S>                                                           <C>
Beginning Balance                                                        0.00

Deposits
            Payments of Interest and Principal                  18,231,734.77
            Liquidations, Insurance Proceeds, Reserve Funds              0.00
            Proceeds from Repurchased Loans                              0.00
            Other Amounts (Servicer Advances)                          464.00
            Realized Losses                                              0.00
            Prepayment Penalties                                         0.00
                                                              ---------------
Total Deposits                                                  18,232,198.77

Withdrawals
            Reimbursement for Servicer Advances                      2,234.38
            Payment of Service Fee                                 202,372.06
            Payment of Interest and Principal                   18,027,592.33
                                                              ---------------
Total Withdrawals (Pool Distribution Amount)                    18,232,198.77

Ending Balance                                                           0.00
                                                              ===============
</Table>



                    PREPAYMENT/CURTAILMENT INTEREST SHORTFALL

<Table>
<S>                                                       <C>
Total Prepayment/Curtailment Interest Shortfall                      0.00
Servicing Fee Support                                                0.00
                                                          ---------------

Non-Supported Prepayment Curtailment Interest Shortfall              0.00
                                                          ===============
</Table>


                                 SERVICING FEES

<Table>
<S>                                                   <C>
Gross Servicing Fee                                        202,372.06
Supported Prepayment/Curtailment Interest Shortfall              0.00
                                                      ---------------

Net Servicing Fee                                          202,372.06
                                                      ===============
</Table>



<PAGE>



<Table>
<Caption>
                                                                  Beginning       Current           Current          Ending
                        Account Type                               Balance       Withdrawals        Deposits         Balance
------------------------------------------------------------   --------------   --------------   --------------   --------------
<S>                                                            <C>              <C>              <C>              <C>
             Class X-A Basis Risk Reserve Fund                    8,000.00          0.00              0.00           8,000.00
             Class X-B Basis Risk Reserve Fund                    2,000.00          0.00              0.00           2,000.00
</Table>


             LOAN STATUS STRATIFICATION/CREDIT ENHANCEMENT STATEMENT

<Table>
<Caption>
              DELINQUENT                              BANKRUPTCY                               FORECLOSURE
------------------------------------    -------------------------------------     ------------------------------------
               No. of      Principal                   No. of       Principal                    No. of      Principal
                Loans       Balance                     Loans        Balance                      Loans       Balance
<S>         <C>           <C>           <C>          <C>           <C>            <C>         <C>           <C>
0-29 Days            0          0.00     0-29 Days            0          0.00     0-29 Days            0          0.00
  30 Days            1    202,471.80       30 Days            0          0.00       30 Days            0          0.00
  60 Days            0          0.00       60 Days            0          0.00       60 Days            0          0.00
  90 Days            0          0.00       90 Days            0          0.00       90 Days            0          0.00
 120 Days            0          0.00      120 Days            0          0.00      120 Days            0          0.00
 150 Days            0          0.00      150 Days            0          0.00      150 Days            0          0.00
180+ Days            0          0.00     180+ Days            0          0.00     180+ Days            0          0.00
            ----------    ----------                 ----------    ----------                 ----------    ----------
                     1    202,471.80                          0          0.00                          0          0.00

<Caption>

               No. of      Principal                   No. of       Principal                    No. of      Principal
                Loans       Balance                     Loans        Balance                      Loans       Balance
<S>         <C>           <C>           <C>          <C>           <C>            <C>         <C>           <C>
0-29 Days     0.000000%     0.000000%    0-29 Days     0.000000%     0.000000%    0-29 Days     0.000000%     0.000000%
  30 Days     0.039293%     0.021188%      30 Days     0.000000%     0.000000%      30 Days     0.000000%     0.000000%
  60 Days     0.000000%     0.000000%      60 Days     0.000000%     0.000000%      60 Days     0.000000%     0.000000%
  90 Days     0.000000%     0.000000%      90 Days     0.000000%     0.000000%      90 Days     0.000000%     0.000000%
 120 Days     0.000000%     0.000000%     120 Days     0.000000%     0.000000%     120 Days     0.000000%     0.000000%
 150 Days     0.000000%     0.000000%     150 Days     0.000000%     0.000000%     150 Days     0.000000%     0.000000%
180+ Days     0.000000%     0.000000%    180+ Days     0.000000%     0.000000%    180+ Days     0.000000%     0.000000%
            ----------    ----------                 ----------    ----------                 ----------    ----------
              0.039293%     0.021188%                  0.000000%     0.000000%                  0.000000%     0.000000%

<Caption>

                 REO                                      TOTAL
------------------------------------     ------------------------------------
               No. of     Principal                    No. of       Principal
                Loans       Balance                     Loans        Balance
<S>         <C>           <C>            <C>        <C>            <C>
0-29 Days            0          0.00     0-29 Days            0          0.00
  30 Days            0          0.00       30 Days            1    202,471.80
  60 Days            0          0.00       60 Days            0          0.00
  90 Days            0          0.00       90 Days            0          0.00
 120 Days            0          0.00      120 Days            0          0.00
 150 Days            0          0.00      150 Days            0          0.00
180+ Days            0          0.00     180+ Days            0          0.00
            ----------    ----------                 ----------    ----------
                     0          0.00                          1    202,471.80

<Caption>

               No. of     Principal                    No. of       Principal
                Loans       Balance                     Loans        Balance
<S>         <C>           <C>            <C>        <C>            <C>
0-29 Days     0.000000%     0.000000%    0-29 Days     0.000000%     0.000000%
  30 Days     0.000000%     0.000000%      30 Days     0.039293%     0.021188%
  60 Days     0.000000%     0.000000%      60 Days     0.000000%     0.000000%
  90 Days     0.000000%     0.000000%      90 Days     0.000000%     0.000000%
 120 Days     0.000000%     0.000000%     120 Days     0.000000%     0.000000%
 150 Days     0.000000%     0.000000%     150 Days     0.000000%     0.000000%
180+ Days     0.000000%     0.000000%    180+ Days     0.000000%     0.000000%
            ----------    ----------                 ----------    ----------
              0.000000%     0.000000%                  0.039293%     0.021188%
</Table>


<Table>
<S>                                         <C>    <C>                                           <C>    <C>               <C>
Current Period Class A Insufficient Funds:  0.00   Principal Balance of Contaminated Properties  0.00   Periodic Advance  464.00
</Table>


<PAGE>


Subordinated Level/Credit Enhancement/Class Percentage and Prepayment Percentage

<Table>
<Caption>
                 Original $        Original %        Current $         Current %         Current Class %         Prepayment %
              ----------------    -----------      --------------     ------------       -------------           ------------
<S>           <C>                 <C>              <C>                <C>                    <C>                      <C>
  Class A     1,050,010,162.00    99.99999048%     955,580,254.63     100.00000000%          96.427808%               0.000000%
 Class 1A       227,635,162.00    21.67932736%     211,092,018.99      22.09045425%          77.909546%           2,181.001032%
Class 2-A-1      37,635,162.00     3.58426611%      37,635,162.00       3.93846166%          18.151993%             508.147162%
Class 2-A-2      34,135,162.00     3.25093604%      34,135,162.00       3.57219206%           0.366270%              10.253357%
 Class X-2       34,135,162.00     3.25093604%      34,135,162.00       3.57219206%           0.000000%               0.000000%
 Class B-1       21,535,162.00     2.05094776%      21,535,162.00       2.25362149%           1.318571%              36.912085%
 Class B-2       13,135,162.00     1.25095558%      13,135,162.00       1.37457445%           0.879047%              24.608057%
 Class B-3        8,410,162.00     0.80095998%       8,410,162.00       0.88011048%           0.494464%              13.842032%
 Class B-4        5,785,162.00     0.55096242%       5,785,162.00       0.60540828%           0.274702%               7.690018%
 Class B-5        3,685,162.00     0.35096438%       3,685,162.00       0.38564652%           0.219762%               6.152014%
 Class B-6                0.00     0.00000000%               0.00       0.00000000%           0.385647%              10.795795%
</Table>

Please refer to the prospectus supplement for a full description of loss
exposure


<Table>
<Caption>

                            Original $        Original %          Current $           Current %
<S>                         <C>               <C>                 <C>                 <C>
         Bankruptcy            163,046.00         0.01552804%        163,046.00         0.01706251%
              Fraud         31,500,308.00         3.00000001%     31,500,308.00         3.29645865%
     Special Hazard         11,240,000.00         1.07046573%     10,894,084.34         1.14004913%
</Table>

Limit of subordinate's exposure to certain types of losses


<PAGE>



                           DELINQUENCY STATUS BY GROUP

                                     GROUP 1

<Table>
<Caption>
            DELINQUENT                                BANKRUPTCY                               FORECLOSURE
------------------------------------     ------------------------------------     -------------------------------------
              No. of      Principal                    No. of      Principal                    No. of      Principal
               Loans       Balance                      Loans       Balance                      Loans       Balance
<S>         <C>           <C>            <C>         <C>           <C>            <C>         <C>           <C>
0-29 Days            0          0.00     0-29 Days            0          0.00     0-29 Days            0          0.00
  30 Days            1    202,471.80       30 Days            0          0.00       30 Days            0          0.00
  60 Days            0          0.00       60 Days            0          0.00       60 Days            0          0.00
  90 Days            0          0.00       90 Days            0          0.00       90 Days            0          0.00
 120 Days            0          0.00      120 Days            0          0.00      120 Days            0          0.00
 150 Days            0          0.00      150 Days            0          0.00      150 Days            0          0.00
180+ Days            0          0.00      180+Days            0          0.00     180+ Days            0          0.00
            ----------    ----------                 ----------    ----------                 ----------    ----------
                     1    202,471.80                          0          0.00                          0          0.00

<Caption>

              No. of      Principal                    No. of      Principal                    No. of      Principal
               Loans       Balance                      Loans       Balance                      Loans       Balance
<S>         <C>           <C>            <C>         <C>           <C>            <C>         <C>           <C>
0-29 Days     0.000000%     0.000000%    0-29 Days     0.000000%     0.000000%    0-29 Days     0.000000%     0.000000%
  30 Days     0.049727%     0.026223%      30 Days     0.000000%     0.000000%      30 Days     0.000000%     0.000000%
  60 Days     0.000000%     0.000000%      60 Days     0.000000%     0.000000%      60 Days     0.000000%     0.000000%
  90 Days     0.000000%     0.000000%      90 Days     0.000000%     0.000000%      90 Days     0.000000%     0.000000%
 120 Days     0.000000%     0.000000%     120 Days     0.000000%     0.000000%     120 Days     0.000000%     0.000000%
 150 Days     0.000000%     0.000000%     150 Days     0.000000%     0.000000%     150 Days     0.000000%     0.000000%
180+ Days     0.000000%     0.000000%     180+Days     0.000000%     0.000000%    180+ Days     0.000000%     0.000000%
            ----------    ----------                 ----------    ----------                 ----------    ----------
              0.049727%     0.026223%                  0.000000%     0.000000%                  0.000000%     0.000000%

<Caption>

                  REO                                     TOTAL
 -------------------------------------    -------------------------------------
               No. of      Principal                    No. of      Principal
                Loans       Balance                      Loans       Balance
 <S>         <C>           <C>            <C>         <C>           <C>
 0-29 Days            0          0.00     0-29 Days            0          0.00
   30 Days            0          0.00       30 Days            1    202,471.80
   60 Days            0          0.00       60 Days            0          0.00
   90 Days            0          0.00       90 Days            0          0.00
  120 Days            0          0.00      120 Days            0          0.00
  150 Days            0          0.00      150 Days            0          0.00
 180+ Days            0          0.00      180+Days            0          0.00
             ----------    ----------                 ----------    ----------
                      0          0.00                          1    202,471.80

<Caption>

               No. of      Principal                    No. of      Principal
                Loans       Balance                      Loans       Balance
 <S>         <C>           <C>            <C>         <C>           <C>
 0-29 Days     0.000000%     0.000000%    0-29 Days     0.000000%     0.000000%
   30 Days     0.000000%     0.000000%      30 Days     0.049727%     0.026223%
   60 Days     0.000000%     0.000000%      60 Days     0.000000%     0.000000%
   90 Days     0.000000%     0.000000%      90 Days     0.000000%     0.000000%
  120 Days     0.000000%     0.000000%     120 Days     0.000000%     0.000000%
  150 Days     0.000000%     0.000000%     150 Days     0.000000%     0.000000%
 180+ Days     0.000000%     0.000000%    180+ Days     0.000000%     0.000000%
             ----------    ----------                 ----------    ----------
               0.000000%     0.000000%                  0.049727%     0.026223%
</Table>



                                     GROUP 2

<Table>
<Caption>
            DELINQUENT                                BANKRUPTCY                               FORECLOSURE
------------------------------------     ------------------------------------     -------------------------------------
              No. of      Principal                    No. of      Principal                    No. of      Principal
               Loans       Balance                      Loans       Balance                      Loans       Balance
<S>         <C>           <C>            <C>         <C>           <C>            <C>         <C>           <C>

0-29 Days            0          0.00     0-29 Days            0          0.00     0-29 Days            0          0.00
30 Days              0          0.00       30 Days            0          0.00       30 Days            0          0.00
60 Days              0          0.00       60 Days            0          0.00       60 Days            0          0.00
90 Days              0          0.00       90 Days            0          0.00       90 Days            0          0.00
120 Days             0          0.00      120 Days            0          0.00      120 Days            0          0.00
150 Days             0          0.00      150 Days            0          0.00      150 Days            0          0.00
180+ Days            0          0.00     180+ Days            0          0.00     180+ Days            0          0.00
            ----------    ----------                 ----------    ----------                 ----------    ----------
                     0          0.00                          0          0.00                          0          0.00

<Caption>

              No. of      Principal                    No. of      Principal                    No. of      Principal
               Loans       Balance                      Loans       Balance                      Loans       Balance
<S>         <C>           <C>            <C>         <C>           <C>            <C>         <C>           <C>
0-29 Days     0.000000%     0.000000%    0-29 Days     0.000000%     0.000000%    0-29 Days     0.000000%     0.000000%
30 Days       0.000000%     0.000000%      30 Days     0.000000%     0.000000%      30 Days     0.000000%     0.000000%
60 Days       0.000000%     0.000000%      60 Days     0.000000%     0.000000%      60 Days     0.000000%     0.000000%
90 Days       0.000000%     0.000000%      90 Days     0.000000%     0.000000%      90 Days     0.000000%     0.000000%
120 Days      0.000000%     0.000000%     120 Days     0.000000%     0.000000%     120 Days     0.000000%     0.000000%
150 Days      0.000000%     0.000000%     150 Days     0.000000%     0.000000%     150 Days     0.000000%     0.000000%
180+ Days     0.000000%     0.000000%    180+ Days     0.000000%     0.000000%    180+ Days     0.000000%     0.000000%
            ----------    ----------                 ----------    ----------                 ----------    ----------
              0.000000%     0.000000%                  0.000000%     0.000000%                  0.000000%     0.000000%

<Caption>

                 REO                                     TOTAL
-------------------------------------    -------------------------------------
              No. of      Principal                    No. of      Principal
               Loans       Balance                      Loans       Balance
<S>         <C>           <C>            <C>         <C>           <C>

0-29 Days            0          0.00     0-29 Days            0          0.00
  30 Days            0          0.00       30 Days            0          0.00
  60 Days            0          0.00       60 Days            0          0.00
  90 Days            0          0.00       90 Days            0          0.00
 120 Days            0          0.00      120 Days            0          0.00
 150 Days            0          0.00      150 Days            0          0.00
180+ Days            0          0.00     180+ Days            0          0.00
            ----------    ----------                 ----------    ----------
                     0          0.00                          0          0.00

<Caption>

              No. of      Principal                    No. of      Principal
               Loans       Balance                      Loans       Balance
<S>         <C>           <C>            <C>         <C>           <C>
0-29 Days     0.000000%     0.000000%    0-29 Days     0.000000%     0.000000%
  30 Days     0.000000%     0.000000%      30 Days     0.000000%     0.000000%
  60 Days     0.000000%     0.000000%      60 Days     0.000000%     0.000000%
  90 Days     0.000000%     0.000000%      90 Days     0.000000%     0.000000%
 120 Days     0.000000%     0.000000%     120 Days     0.000000%     0.000000%
 150 Days     0.000000%     0.000000%     150 Days     0.000000%     0.000000%
180+ Days     0.000000%     0.000000%    180+ Days     0.000000%     0.000000%
            ----------    ----------                 ----------    ----------
              0.000000%     0.000000%                  0.000000%     0.000000%
</Table>



<PAGE>



                              COLLATERAL STATEMENT

<Table>
<S>                                                        <C>
Collateral Description                                          Mixed ARM

Weighted Average Gross Coupon                                    2.994782%
Weighted Average Net Coupon                                      2.744782%
Weighted Average Pass-Through Rate                               2.744782%
Weighted Average Maturity (Stepdown Calculation)                      287

Beginning Scheduled Collateral Loan Count                           2,588
Number of Loans Paid in Full                                           43
Ending Scheduled Collateral Loan Count                              2,545

Beginning Scheduled Collateral Balance                     971,385,978.22
Ending Scheduled Collateral Balance                        955,580,254.63
Ending Actual Collateral Balance at 29-Aug-2003            955,580,255.81

Monthly P&I Constant                                         2,424,240.80
Special Servicing Fee                                                0.00
Prepayment Penalties                                                 0.00
Realization Loss Amount                                              0.00
Cumulative Realized Loss                                             0.00

Class A Optimal Amount                                      17,949,517.77

Ending Scheduled Balance for Premium Loans                 955,580,254.63

Scheduled Principal                                                  0.00
Unscheduled Principal                                       15,805,723.59
</Table>



<PAGE>



<Table>
<Caption>
              GROUP                                 1                      2                     TOTAL
<S>                                           <C>                  <C>                       <C>
Collateral Description                             Mixed ARM          6 Month ARM                 Mixed ARM
Weighted Average Coupon Rate                        2.978895             3.061652                  2.994782
Weighted Average Net Rate                           2.728895             2.811652                  2.744782
Pass-Through Rate                                   2.728895             2.811652                  2.744782
Weighted Average Maturity                                287                  287                       287
Record Date                                       08/29/2003           08/29/2003                08/29/2003
Principal and Interest Constant                 1,948,467.51           475,773.29              2,424,240.80
Beginning Loan Count                                   2,045                  543                     2,588
Loans Paid in Full                                        34                    9                        43
Ending Loan Count                                      2,011                  534                     2,545
Beginning Scheduled Balance                   784,908,881.45       186,477,096.77            971,385,978.22
Ending Scheduled Balance                      772,120,232.64       183,460,021.99            955,580,254.63
Scheduled Principal                                     0.00                 0.00                      0.00
Unscheduled Principal                          12,788,648.81         3,017,074.78             15,805,723.59
Scheduled Interest                              1,948,467.51           475,773.29              2,424,240.80
Servicing Fee                                     163,522.67            38,849.39                202,372.06
Master Servicing Fee                                    0.00                 0.00                      0.00
Trustee Fee                                             0.00                 0.00                      0.00
FRY Amount                                              0.00                 0.00                      0.00
Special Hazard Fee                                      0.00                 0.00                      0.00
Other Fee                                               0.00                 0.00                      0.00
Pool Insurance Fee                                      0.00                 0.00                      0.00
Spread 1                                                0.00                 0.00                      0.00
Spread 2                                                0.00                 0.00                      0.00
Spread 3                                                0.00                 0.00                      0.00
Net Interest                                    1,784,944.84           436,923.90              2,221,868.74
Realized Loss Amount                                    0.00                 0.00                      0.00
Cumulative Realized Loss                                0.00                 0.00                      0.00
Percentage of Cumulative Losses                         0.00                 0.00                      0.00
Prepayment Penalties                                    0.00                 0.00                      0.00
Special Servicing Fee                                   0.00                 0.00                      0.00
</Table>



<PAGE>


                             MISCELLANEOUS REPORTING
<Table>
<S>                                                     <C>
Group 1

One Month LIBOR Loans                                   366,389,401.30
Six Month LIBOR Loans                                   405,730,831.34
Pro Rata Senior Percentage                                  96.479592%
Senior Percentage                                          100.000000%
Senior Prepayment Percentage                               100.000000%
Subordinate Percentage                                       0.000000%
Subordinate Prepayment Percentage                            0.000000%

Group 2

Pro Rata Senior Percentage                                  96.512620%
Senior Percentage                                          100.000000%
Senior Prepayment Percentage                               100.000000%
Subordinate Percentage                                       0.000000%
Subordinate Prepayment Percentage                            0.000000%
</Table>