<TABLE> <S> <C>

<PAGE>

<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM HTE
STATEMENT OF ASSETS AND LIABILITIES AT DECEMBER 31, 1998 AND THE STATEMENT OF
OPERATIONS FROM JANUARY 1, 1998 TO DECEMBER 31, 1998
</LEGEND>
       
<S>                             <C>                     <C>
<PERIOD-TYPE>                   3-MOS                   YEAR
<FISCAL-YEAR-END>                          DEC-31-1998             DEC-31-1998
<PERIOD-START>                             OCT-01-1998             JAN-01-1998
<PERIOD-END>                               DEC-31-1998             DEC-31-1998
<INVESTMENTS-AT-COST>                        1,757,637               1,757,637
<INVESTMENTS-AT-VALUE>                       1,757,869               1,757,869
<RECEIVABLES>                                    6,453                   6,453
<ASSETS-OTHER>                                  14,600                  14,600
<OTHER-ITEMS-ASSETS>                           289,824                 289,824
<TOTAL-ASSETS>                               2,068,514               2,068,514
<PAYABLE-FOR-SECURITIES>                             0                       0
<SENIOR-LONG-TERM-DEBT>                              0                       0
<OTHER-ITEMS-LIABILITIES>                       29,096                  29,096
<TOTAL-LIABILITIES>                             29,096                  29,096
<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>                            0                       0
<OVERDISTRIBUTION-NII>                               0                       0
<ACCUMULATED-NET-GAINS>                              0                       0
<OVERDISTRIBUTION-GAINS>                             0                       0
<ACCUM-APPREC-OR-DEPREC>                       (1,059)                     232
<NET-ASSETS>                                 2,039,418               2,039,418
<DIVIDEND-INCOME>                                    0                       0
<INTEREST-INCOME>                               21,509                  86,967
<OTHER-INCOME>                                   6,250                  12,500
<EXPENSES-NET>                                  23,801                  89,295
<NET-INVESTMENT-INCOME>                          1,415                   3,049
<REALIZED-GAINS-CURRENT>                             0                       0
<APPREC-INCREASE-CURRENT>                      (1,059)                     232
<NET-CHANGE-FROM-OPS>                            1,415                   3,049
<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>                           1,415                   3,049
<ACCUMULATED-NII-PRIOR>                              0                       0
<ACCUMULATED-GAINS-PRIOR>                            0                       0
<OVERDISTRIB-NII-PRIOR>                              0                       0
<OVERDIST-NET-GAINS-PRIOR>                           0                       0
<GROSS-ADVISORY-FEES>                           10,000                  37,500
<INTEREST-EXPENSE>                                   0                      99
<GROSS-EXPENSE>                                 23,801                  89,295
<AVERAGE-NET-ASSETS>                         2,038,711               2,037,894
<PER-SHARE-NAV-BEGIN>                              .92                     .92
<PER-SHARE-NII>                                      0                       0
<PER-SHARE-GAIN-APPREC>                              0                       0
<PER-SHARE-DIVIDEND>                                 0                       0
<PER-SHARE-DISTRIBUTIONS>                            0                       0
<RETURNS-OF-CAPITAL>                                 0                       0
<PER-SHARE-NAV-END>                                .92                     .92
<EXPENSE-RATIO>                                    .01                     .04
<AVG-DEBT-OUTSTANDING>                               0                       0
<AVG-DEBT-PER-SHARE>                                 0                       0
        

</TABLE>