<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 2003-1
                           RECORD DATE: MARCH 31, 2003
                        DISTRIBUTION DATE: APRIL 21, 2003

                     CERTIFICATEHOLDER DISTRIBUTION SUMMARY

<TABLE>
<CAPTION>
                     Certificate   Certificate       Beginning
                        Class      Pass-Through     Certificate        Interest       Principal
 Class     CUSIP     Description       Rate           Balance        Distribution   Distribution
------   ---------   -----------   ------------   ----------------   ------------   ------------
<S>      <C>         <C>           <C>            <C>                <C>            <C>

  1A     81743PAA4       SEN           1.66375%     796,111,023.29   1,103,774.76   3,458,867.27
  2A     81743PAB2       SEN           1.74000%     189,318,057.63     274,511.18     737,241.94
 X-1A    81743PAC0        IO           1.02821%               0.00     155,687.27           0.00
 X-1B    81743PAD8        IO           1.23036%               0.00     629,958.72           0.00
  X-2    81743PAE6        IO           1.17022%               0.00     184,620.34           0.00
  X-B    81743PAF3        IO           0.69619%               0.00       9,227.46           0.00
  A-R    81743PAG1        R            2.82006%               0.00           0.00           0.00
  B-1    81743PAH9       SUB           2.16375%      15,905,000.00      28,678.70           0.00
  B-2    81743PAJ5       SUB           2.85994%       8,210,000.00      19,566.78           0.00
  B-3    81743PAK2       SUB           2.85994%       5,644,000.00      13,451.27           0.00
  B-4    SEQ0301B4       SUB           2.85994%       2,565,000.00       6,113.13           0.00
  B-5    SEQ0301B5       SUB           2.85994%       1,539,000.00       3,667.88           0.00
  B-6    SEQ0301B6       SUB           2.85994%       4,105,618.00       9,784.86           0.00
                                                  ----------------   ------------   ------------
Totals                                            1,023,397,698.92   2,439,042.35   4,196,109.21
</TABLE>

<TABLE>
<CAPTION>
                     Current        Ending                        Cumulative
                     Realized     Certificate         Total        Realized
 Class     CUSIP       Loss         Balance        Distribution     Loss
------   ---------   --------   ----------------   ------------   ----------
<S>      <C>         <C>        <C>                <C>            <C>

  1A     81743PAA4       0.00     792,652,156.02   4,562,642.03         0.00
  2A     81743PAB2       0.00     188,580,815.69   1,011,753.12         0.00
 X-1A    81743PAC0       0.00               0.00     155,687.27         0.00
 X-1B    81743PAD8       0.00               0.00     629,958.72         0.00
  X-2    81743PAE6       0.00               0.00     184,620.34         0.00
  X-B    81743PAF3       0.00               0.00       9,227.46         0.00
  A-R    81743PAG1       0.00               0.00           0.00         0.00
  B-1    81743PAH9       0.00      15,905,000.00      28,678.70         0.00
  B-2    81743PAJ5       0.00       8,210,000.00      19,566.78         0.00
  B-3    81743PAK2       0.00       5,644,000.00      13,451.27         0.00
  B-4    SEQ0301B4       0.00       2,565,000.00       6,113.13         0.00
  B-5    SEQ0301B5       0.00       1,539,000.00       3,667.88         0.00
  B-6    SEQ0301B6       0.00       4,105,618.00       9,784.86         0.00
                     --------   ----------------   ------------   ----------
Totals                   0.00   1,019,201,589.71   6,635,151.56        00.00
</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
 Class         Amount            Balance       Distribution   Distribution    Accretion
------   ----------------   ----------------   ------------   ------------   ----------
<S>      <C>                <C>                <C>            <C>            <C>

  1A       798,206,000.00     796,111,023.29           0.00   3,458,867.27         0.00
  2A       190,000,000.00     189,318,057.63           0.00     737,241.94         0.00
 X-1A                0.00               0.00           0.00           0.00         0.00
 X-1B                0.00               0.00           0.00           0.00         0.00
  X-2                0.00               0.00           0.00           0.00         0.00
  X-B                0.00               0.00           0.00           0.00         0.00
  A-R              100.00               0.00           0.00           0.00         0.00
  B-1       15,905,000.00      15,905,000.00           0.00           0.00         0.00
  B-2        8,210,000.00       8,210,000.00           0.00           0.00         0.00
  B-3        5,644,000.00       5,644,000.00           0.00           0.00         0.00
  B-4        2,565,000.00       2,565,000.00           0.00           0.00         0.00
  B-5        1,539,000.00       1,539,000.00           0.00           0.00         0.00
  B-6        4,105,618.00       4,105,618.00           0.00           0.00         0.00
         ----------------   ----------------   ------------   ------------   ----------
Totals   1,026,174,718.00   1,023,397,698.92           0.00   4,196,109.21         0.00
</TABLE>

<TABLE>
<CAPTION>
                         Total           Ending           Ending         Total
          Realized      Principal      Certificate      Certificate     Principal
 Class    Loss (1)      Reduction        Balance         Percentage   Distribution
------   ----------   ------------   ----------------   -----------   ------------
<S>      <C>          <C>            <C>                <C>           <C>

  1A           0.00   3,458,867.27     792,652,156.02    0.99304209   3,458,867.27
  2A           0.00     737,241.94     188,580,815.69    0.99253061     737,241.94
 X-1A          0.00           0.00               0.00    0.00000000           0.00
 X-1B          0.00           0.00               0.00    0.00000000           0.00
  X-2          0.00           0.00               0.00    0.00000000           0.00
  X-B          0.00           0.00               0.00    0.00000000           0.00
  A-R          0.00           0.00               0.00    0.00000000           0.00
  B-1          0.00           0.00      15,905,000.00    1.00000000           0.00
  B-2          0.00           0.00       8,210,000.00    1.00000000           0.00
  B-3          0.00           0.00       5,644,000.00    1.00000000           0.00
  B-4          0.00           0.00       2,565,000.00    1.00000000           0.00
  B-5          0.00           0.00       1,539,000.00    1.00000000           0.00
  B-6          0.00           0.00       4,105,618.00    1.00000000           0.00
         ----------   ------------   ----------------   -----------   ------------
Totals         0.00   4,196,109.21   1,019,201,589.71    0.99320474   4,196,109.21
</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
           Original Face      Certificate       Principal       Principal
 Class        Amount            Balance        Distribution   Distribution    Accretion
------   ----------------   ----------------   ------------   ------------   ----------
<S>      <C>                <C>                <C>            <C>            <C>

  1A       798,206,000.00       997.37539343     0.00000000     4.33330152   0.00000000
  2A       190,000,000.00       996.41082963     0.00000000     3.88022074   0.00000000
 X-1A                0.00         0.00000000     0.00000000     0.00000000   0.00000000
 X-1B                0.00         0.00000000     0.00000000     0.00000000   0.00000000
  X-2                0.00         0.00000000     0.00000000     0.00000000   0.00000000
  X-B                0.00         0.00000000     0.00000000     0.00000000   0.00000000
  A-R              100.00         0.00000000     0.00000000     0.00000000   0.00000000
  B-1       15,905,000.00      1000.00000000     0.00000000     0.00000000   0.00000000
  B-2        8,210,000.00      1000.00000000     0.00000000     0.00000000   0.00000000
  B-3        5,644,000.00      1000.00000000     0.00000000     0.00000000   0.00000000
  B-4        2,565,000.00      1000.00000000     0.00000000     0.00000000   0.00000000
  B-5        1,539,000.00      1000.00000000     0.00000000     0.00000000   0.00000000
  B-6        4,105,618.00      1000.00000000     0.00000000     0.00000000   0.00000000
</TABLE>

<TABLE>
<CAPTION>
                          Total           Ending           Ending         Total
          Realized      Principal      Certificate      Certificate     Principal
 Class    Loss (3)      Reduction        Balance         Percentage   Distribution
------   ----------   ------------   ----------------   -----------   ------------
<S>      <C>          <C>            <C>                <C>           <C>

  1A     0.00000000     4.33330152       993.04209192    0.99304209     4.33330152
  2A     0.00000000     3.88022074       992.53060889    0.99253061     3.88022074
 X-1A    0.00000000     0.00000000         0.00000000    0.00000000     0.00000000
 X-1B    0.00000000     0.00000000         0.00000000    0.00000000     0.00000000
  X-2    0.00000000     0.00000000         0.00000000    0.00000000     0.00000000
  X-B    0.00000000     0.00000000         0.00000000    0.00000000     0.00000000
  A-R    0.00000000     0.00000000         0.00000000    0.00000000     0.00000000
  B-1    0.00000000     0.00000000      1000.00000000    1.00000000     0.00000000
  B-2    0.00000000     0.00000000      1000.00000000    1.00000000     0.00000000
  B-3    0.00000000     0.00000000      1000.00000000    1.00000000     0.00000000
  B-4    0.00000000     0.00000000      1000.00000000    1.00000000     0.00000000
  B-5    0.00000000     0.00000000      1000.00000000    1.00000000     0.00000000
  B-6    0.00000000     0.00000000      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>
                                             Beginning                    Payment of
                              Current      Certificate/      Current        Unpaid
          Original Face     Certificate      Notional        Accrued       Interest
 Class        Amount           Rate           Balance        Interest     Shortfall
------   ----------------   -----------   --------------   ------------   ----------
<S>      <C>                <C>           <C>              <C>            <C>

  1A       798,206,000.00      1.66375%   796,111,023.29   1,103,774.76         0.00
  2A       190,000,000.00      1.74000%   189,318,057.63     274,511.18         0.00
 X-1A                0.00      1.02821%   181,698,572.12     155,687.27         0.00
 X-1B                0.00      1.23036%   614,412,452.16     629,958.73         0.00
  X-2                0.00      1.17022%   189,318,057.63     184,620.34         0.00
  X-B                0.00      0.69619%    15,905,000.00       9,227.46         0.00
  A-R              100.00      2.82006%             0.00           0.00         0.00
  B-1       15,905,000.00      2.16375%    15,905,000.00      28,678.70         0.00
  B-2        8,210,000.00      2.85994%     8,210,000.00      19,566.78         0.00
  B-3        5,644,000.00      2.85994%     5,644,000.00      13,451.27         0.00
  B-4        2,565,000.00      2.85994%     2,565,000.00       6,113.13         0.00
  B-5        1,539,000.00      2.85994%     1,539,000.00       3,667.88         0.00
  B-6        4,105,618.00      2.85994%     4,105,618.00       9,784.86         0.00
         ----------------                                  ------------         ----
Totals   1,026,174,718.00                                  2,439,042.36         0.00
</TABLE>

<TABLE>
<CAPTION>
                        Non-                                   Remaining        Ending
          Current     Supported                    Total         Unpaid      Certificate/
          Interest    Interest      Realized      Interest      Interest      Notational
 Class   Shortfall    Shortfall     Loss (4)    Distribution   Shortfall        Balance
------   ----------   ----------   ----------   ------------   ----------   --------------
<S>      <C>          <C>          <C>          <C>            <C>          <C>

  1A           0.00         0.00         0.00   1,103,774.76         0.00   792,652,156.02
  2A           0.00         0.00         0.00     274,511.18         0.00   188,580,815.69
 X-1A          0.00         0.00         0.00     155,687.27         0.00   180,927,468.34
 X-1B          0.00         0.00         0.00     629,958.72         0.00   611,724,688.67
  X-2          0.00         0.00         0.00     184,620.34         0.00   188,580,815.69
  X-B          0.00         0.00         0.00       9,227.46         0.00    15,905,000.00
  A-R          0.00         0.00         0.00           0.00         0.00             0.00
  B-1          0.00         0.00         0.00      28,678.70         0.00    15,905,000.00
  B-2          0.00         0.00         0.00      19,566.78         0.00     8,210,000.00
  B-3          0.00         0.00         0.00      13,451.27         0.00     5,644,000.00
  B-4          0.00         0.00         0.00       6,113.13         0.00     2,565,000.00
  B-5          0.00         0.00         0.00       3,667.88         0.00     1,539,000.00
  B-6          0.00         0.00         0.00       9,784.86         0.00     4,105,618.00
               ----         ----         ----   ------------         ----
Totals         0.00         0.00         0.00   2,439,042.35         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>
                                            Beginning                     Payment of
                             Current       Certificate/       Current       Unpaid
 Class     Original Face    Certificate      Notional         Accrued      Interest
  (5)          Amount          Rate          Balance          Interest     Shortfall
------   ----------------   -----------   --------------   ------------   ----------
<S>      <C>                <C>           <C>              <C>            <C>

  1A       798,206,000.00      1.66375%     997.37539343     1.38281942   0.00000000
  2A       190,000,000.00      1.74000%     996.41082963     1.44479568   0.00000000
 X-1A                0.00      1.02821%     991.92276275     0.84992273   0.00000000
 X-1B                0.00      1.23036%     998.99939104     1.02427675   0.00000000
  X-2                0.00      1.17022%     996.41082963     0.97168600   0.00000000
  X-B                0.00      0.69619%    1000.00000000     0.58016096   0.00000000
  A-R              100.00      2.82006%       0.00000000     0.00000000   0.00000000
  B-1       15,905,000.00      2.16375%    1000.00000000     1.80312480   0.00000000
  B-2        8,210,000.00      2.85994%    1000.00000000     2.38328624   0.00000000
  B-3        5,644,000.00      2.85994%    1000.00000000     2.38328668   0.00000000
  B-4        2,565,000.00      2.85994%    1000.00000000     2.38328655   0.00000000
  B-5        1,539,000.00      2.85994%    1000.00000000     2.38328785   0.00000000
  B-6        4,105,618.00      2.85994%    1000.00000000     2.38328554   0.00000000
</TABLE>

<TABLE>
<CAPTION>
                         Non-                                  Remaining        Ending
          Current     Supported                     Total        Unpaid      Certificate/
 Class   Interest      Interest     Realized      Interest     Interest       Notational
  (5)    Shortfall    Shortfall     Loss (6)    Distribution   Shortfall        Balance
------   ----------   ----------   ----------   ------------   ----------   --------------
<S>      <C>          <C>          <C>          <C>            <C>          <C>

  1A     0.00000000   0.00000000   0.00000000     1.38281942   0.00000000     993.04209192
  2A     0.00000000   0.00000000   0.00000000     1.44479568   0.00000000     992.53060889
 X-1A    0.00000000   0.00000000   0.00000000     0.84992273   0.00000000     987.71317881
 X-1B    0.00000000   0.00000000   0.00000000     1.02427673   0.00000000     994.62924184
  X-2    0.00000000   0.00000000   0.00000000     0.97168600   0.00000000     992.53060889
  X-B    0.00000000   0.00000000   0.00000000     0.58016096   0.00000000    1000.00000000
  A-R    0.00000000   0.00000000   0.00000000     0.00000000   0.00000000      0.000000000
  B-1    0.00000000   0.00000000   0.00000000     1.80312480   0.00000000    1000.00000000
  B-2    0.00000000   0.00000000   0.00000000     2.38328624   0.00000000    1000.00000000
  B-3    0.00000000   0.00000000   0.00000000     2.38328668   0.00000000    1000.00000000
  B-4    0.00000000   0.00000000   0.00000000     2.38328655   0.00000000    1000.00000000
  B-5    0.00000000   0.00000000   0.00000000     2.38328785   0.00000000    1000.00000000
  B-6    0.00000000   0.00000000   0.00000000     2.38328554   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                         6,965,614.30
         Liquidations, Insurance Proceeds, Reserve Funds                    0.00
         Proceeds from Repurchased Loans                                    0.00
         Other Amounts (Servicer Advances)                                224.58
         Realized Losses                                                    0.00
         Prepayment Penalties                                               0.00
                                                                   -------------
Total Deposits                                                      6,965,838.88

Withdrawals
         Reimbursement for Servicer Advances                                0.00
         Payment of Service Fee                                       330,687.31
         Payment of Interest and Principal                          6,635,151.57
                                                                   -------------
Total Withdrawals (Pool Distribution Amount)                        6,965,838.88

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                                                   322,159.02
Master Servicing Fee                                                    8,528.29
Supported Prepayment/Curtailment Interest Shortfall                         0.00
                                                                   -------------

Net Servicing Fee                                                     330,687.31
                                                                   =============
</TABLE>
<PAGE>
<TABLE>
<CAPTION>
                                      Beginning     Current      Current    Ending
           Account Type                Balance    Withdrawals   Deposits    Balance
           ------------               ---------   -----------   --------    -------
<S>                                   <C>         <C>           <C>        <C>

Class X-1 Reserve Fund Sub Account    5,000.00       0.00         0.00     5,000.00
Class X-2 Reserve Fund Sub Account    2,500.00       0.00         0.00     2,500.00
Class X-B Reserve Fund Sub Account    2,500.00       0.00         0.00     2,500.00
</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       98,000.00   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
            ---------------------               ---------------------               ---------------------
                1       98,000.00                   0            0.00                   0            0.00
</TABLE>
<TABLE>
<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     0.034990%   0.009616%   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%
            ---------------------               ---------------------               ---------------------
            0.034990%   0.009616%               0.000000%   0.000000%               0.000000%   0.000000%
</TABLE>

<TABLE>
<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       98,000.00
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                   1       98,000.00
</TABLE>
<TABLE>
<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     0.034990%   0.009616%
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%               0.034990%   0.009616%
</TABLE>

<TABLE>
<S>                                                            <C>
Current Period Class A Insufficient Funds:                       0.00
Principal Balance of Contaminated Properties                     0.00
Periodic Advance                                               224.58
</TABLE>
<PAGE>
<TABLE>
<CAPTION>
                Original $      Original%        Current $         Current %     Current Class %    Prepayment %
<S>         <C>                <C>            <C>                <C>             <C>               <C>

Class A     1,026,174,618.00   99.99999026%   1,019,201,589.71   100.00000000%        96.274670%       0.000000%
Class 1A      227,968,618.00   22.21538048%     226,549,433.69    22.22812798%        77.771872%   2,087.650796%
Class 2A       37,968,618.00    3.70001495%      37,968,618.00     3.72532955%        18.502798%     496.675480%
Class X-2      37,968,000.00    3.70001495%      37,968,618.00     3.72532955%         0.000000%       0.000000%
Class B-1      22,063,618.00    2.15008396%      22,063,618.00     2.16479431%         1.560535%      41.889858%
Class B-2      13,853,618.00    1.35002527%      13,853,618.00     1.35926181%         0.805532%      21.623120%
Class B-3       8,209,618.00    0.80002146%       8,209,618.00     0.80549502%         0.553767%      14.864908%
Class B-4       5,644,618.00    0.55006403%       5,644,618.00     0.55382743%         0.251668%       6.755579%
Class B-5       4,105,618.00    0.40008957%       4,105,618.00     0.40282688%         0.151001%       4.053347%
Class B-6               0.00    0.00000000%               0.00     0.00000000%         0.402827%      10.813188%
</TABLE>

Please refer to the prospectus supplement for a full description of loss
exposure
<PAGE>
                           DELINQUENCY STATUS BY GROUP

                                     POOL 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       98,000.00   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
            ---------------------               ---------------------               ---------------------
                1       98,000.00                   0            0.00                   0            0.00
</TABLE>
<TABLE>
<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     0.043860%   0.011903%   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%
            ---------------------               ---------------------               ---------------------
            0.043860%   0.011903%               0.000000%   0.000000%               0.000000%   0.000000%
</TABLE>

<TABLE>
<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       98,000.00
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                   1       98,000.00
</TABLE>
<TABLE>
<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     0.043860%   0.011903%
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%               0.043860%   0.011903%
</TABLE>

                                     POOL 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
</TABLE>
<TABLE>
<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%
</TABLE>

<TABLE>
<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
</TABLE>
<TABLE>
<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>
<CAPTION>
Collateral Description                                                 Mixed Arm
<S>                                                             <C>

Weighted Average Gross Coupon                                          3.247687%
Weighted Average Net Coupon                                            2.805006%
Weighted Average Pass-Through Rate                                     2.859935%
Weighted Average Maturity (Stepdown Calculation)                             325

Beginning Scheduled Collateral Loan Count                                  2,354
Number of Loans Paid in Full                                               (504)
Ending Scheduled Collateral Loan Count                                     2,858

Beginning Scheduled Collateral Balance                            873,293,423.01
Ending Scheduled Collateral Balance                             1,019,201,589.71
Ending Actual Collateral Balance at 31-Mar-2003                 1,019,183,554.16

Monthly P&I Constant                                                2,750,459.43
Special Servicing Fee                                                       0.00
Prepayment Penalties                                                        0.00
Realization Loss Amount                                                     0.00
Cumulative Realized Loss                                                    0.00

Class A Optimal Amount                                              6,544,661.49

Ending Scheduled Balance for Premium Loans                      1,019,201,589.71

Scheduled Principal                                                         0.00
Unscheduled Principal                                               4,196,109.21
</TABLE>


<TABLE>
<S>                                                             <C>
Pool 1 Prefunding Balance                                                   0.00
Pool 2 Prefunding Balance                                                   0.00
Remaining Capitalized Interest Account Balance                              0.00
</TABLE>


MISCELLANEOUS REPORTING

<TABLE>
<S>                                                             <C>
Cap Agreement Deposit - 1 month Libor Loan                                     0
Cap Agreement Deposit - 6 month Libor Loan                                     0
</TABLE>
<PAGE>
<TABLE>
<CAPTION>
             GROUP                       1                  2               TOTAL

Collateral Description                                   6 Month
                                       Mixed ARM        LIBOR ARM          Mixed ARM
<S>                               <C>              <C>              <C>
Weighted Average Coupon Rate            3.236383         3.295223           3.247687
Weighted Average Net Rate               2.800448         2.821428           2.805006
Pass-Through Rate                       2.847976         2.910223           2.859935
Weighted Average Maturity                    323              331                325
Record Date                           03/31/2003       03/31/2003         03/31/2003
Principal and Interest Constant     2,215,498.35       534,961.08       2,740,459.43
Beginning Loan Count                       1,925              429              2,354
Loans Paid in Full                         (355)            (149)              (504)
Ending Loan Count                          2,280              578              2,858
Beginning Scheduled Balance       717,674,033.65   155,619,389.36     873,293,423.01
Ending Scheduled Balance          823,320,932.02   195,880,657.69   1,019,201,589.71
Scheduled Principal                         0.00             0.00               0.00
Unscheduled Principal               3,458,867.27       737,241.94       4,196,109.21
Scheduled Interest                  2,229,813.20       539,916.51       2,769,729.71
Servicing Fee                         260,715.99        61,443.03         322,159.02
Master Servicing Fee                    6,889.82         1,638.47           8,528.29
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                        1,962,207.39       476,835.01       2,439,042.40
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 Pool 1

One Month Libor Loan Balance                                      187,927,794.74
Six Month Libor Loan Balance                                      635,393,137.28
Senior Percent                                                       100.000000%
Senior Prepayment Percent                                            100.000000%
Subordinate Percent                                                    0.000000%
Subordinate Prepayment Percent                                         0.000000%

Group Pool 2

Six Month Libor Loan Balance                                      195,880,657.69
Senior Percent                                                       100.000000%
Senior Prepayment Percent                                            100.000000%
Subordinate Percent                                                    0.000000%
Subordinate Prepayment Percent                                         0.000000%
</TABLE>