<TABLE> <S> <C>

<PAGE>

<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
STATEMENT OF ASSETS AND LIABILITIES AT SEPTEMBER 30, 1999 AND THE STATEMENT OF
OPERATIONS FROM JANUARY 1, 1999 TO SEPTEMBER 30, 1999 AND IS QUALIFIED IN ITS
ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>

<S>                             <C>                     <C>
<PERIOD-TYPE>                   3-MOS                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1999             DEC-31-1999
<PERIOD-START>                             JUL-01-1999             JAN-01-1999
<PERIOD-END>                               SEP-30-1999             SEP-30-1999
<INVESTMENTS-AT-COST>                        1,790,254               1,790,254
<INVESTMENTS-AT-VALUE>                       1,790,148               1,790,148
<RECEIVABLES>                                   22,806                  22,806
<ASSETS-OTHER>                                  11,681                  11,681
<OTHER-ITEMS-ASSETS>                           227,922                 227,922
<TOTAL-ASSETS>                               2,052,663               2,052,663
<PAYABLE-FOR-SECURITIES>                             0                       0
<SENIOR-LONG-TERM-DEBT>                              0                       0
<OTHER-ITEMS-LIABILITIES>                       30,217                  30,217
<TOTAL-LIABILITIES>                             30,217                  30,217
<SENIOR-EQUITY>                                      0                       0
<PAID-IN-CAPITAL-COMMON>                     2,083,290               2,083,290
<SHARES-COMMON-STOCK>                        2,210,434               2,210,434
<SHARES-COMMON-PRIOR>                        2,210,434               2,210,434
<ACCUMULATED-NII-CURRENT>                       21,571                  61,141
<OVERDISTRIBUTION-NII>                               0                       0
<ACCUMULATED-NET-GAINS>                              0                       0
<OVERDISTRIBUTION-GAINS>                             0                       0
<ACCUM-APPREC-OR-DEPREC>                            88                     106
<NET-ASSETS>                                 2,022,446               2,022,446
<DIVIDEND-INCOME>                                    0                       0
<INTEREST-INCOME>                               15,321                  42,391
<OTHER-INCOME>                                   6,250                  18,750
<EXPENSES-NET>                                  29,648                  70,964
<NET-INVESTMENT-INCOME>                        (8,452)                (12,203)
<REALIZED-GAINS-CURRENT>                             0                       0
<APPREC-INCREASE-CURRENT>                           88                     106
<NET-CHANGE-FROM-OPS>                          (8,452)                (12,203)
<EQUALIZATION>                                       0                       0
<DISTRIBUTIONS-OF-INCOME>                            0                       0
<DISTRIBUTIONS-OF-GAINS>                             0                       0
<DISTRIBUTIONS-OTHER>                                0                       0
<NUMBER-OF-SHARES-SOLD>                              0                       0
<NUMBER-OF-SHARES-REDEEMED>                          0                       0
<SHARES-REINVESTED>                                  0                       0
<NET-CHANGE-IN-ASSETS>                        (13,221)                (16,972)
<ACCUMULATED-NII-PRIOR>                              0                       0
<ACCUMULATED-GAINS-PRIOR>                            0                       0
<OVERDISTRIB-NII-PRIOR>                              0                       0
<OVERDIST-NET-GAINS-PRIOR>                           0                       0
<GROSS-ADVISORY-FEES>                                0                       0
<INTEREST-EXPENSE>                                   0                      48
<GROSS-EXPENSE>                                 29,648                  70,964
<AVERAGE-NET-ASSETS>                         2,029,057               2,030,932
<PER-SHARE-NAV-BEGIN>                              .92                     .92
<PER-SHARE-NII>                                    .00                     .00
<PER-SHARE-GAIN-APPREC>                            .00                     .00
<PER-SHARE-DIVIDEND>                               .00                     .00
<PER-SHARE-DISTRIBUTIONS>                          .00                     .00
<RETURNS-OF-CAPITAL>                               .00                     .00
<PER-SHARE-NAV-END>                                .91                     .92
<EXPENSE-RATIO>                                    .01                     .03


</TABLE>