WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED
FROM THE SEMI-ANNUAL REPORT DATED APRIL 30, 2000 AND IS QUALIFIED
IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<SERIES>
<NUMBER> 071
<NAME> NATIONAL TAX-FREE BOND FUND
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-2000
<PERIOD-START> NOV-1-1999
<PERIOD-END> APR-30-2000
<INVESTMENTS-AT-COST> 41,881,116
<INVESTMENTS-AT-VALUE> 41,015,629
<RECEIVABLES> 888,162
<ASSETS-OTHER> 418
<OTHER-ITEMS-ASSETS> 77,322
<TOTAL-ASSETS> 41,981,531
<PAYABLE-FOR-SECURITIES> 1,228,763
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 128,271
<TOTAL-LIABILITIES> 1,357,034
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 41,602,107
<SHARES-COMMON-STOCK> 2,232,629
<SHARES-COMMON-PRIOR> 2,205,663
<ACCUMULATED-NII-CURRENT> 26,798
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 0
<OVERDISTRIBUTION-GAINS> (138,921)
<ACCUM-APPREC-OR-DEPREC> (865,487)
<NET-ASSETS> 40,624,497
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 958,811
<OTHER-INCOME> 0
<EXPENSES-NET> (136,084)
<NET-INVESTMENT-INCOME> 822,727
<REALIZED-GAINS-CURRENT> (138,767)
<APPREC-INCREASE-CURRENT> 62,135
<NET-CHANGE-FROM-OPS> 746,095
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> (822,727)
<DISTRIBUTIONS-OF-GAINS> (21,523)
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 406,686
<NUMBER-OF-SHARES-REDEEMED> (393,538)
<SHARES-REINVESTED> 13,818
<NET-CHANGE-IN-ASSETS> 381,965
<ACCUMULATED-NII-PRIOR> 26,798
<ACCUMULATED-GAINS-PRIOR> 21,369
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 97,203
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 183,277
<AVERAGE-NET-ASSETS> 39,094,994
<PER-SHARE-NAV-BEGIN> 18.24
<PER-SHARE-NII> 0.39
<PER-SHARE-GAIN-APPREC> (0.03)
<PER-SHARE-DIVIDEND> (0.39)
<PER-SHARE-DISTRIBUTIONS> (0.01)
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 18.20
<EXPENSE-RATIO> 0.70
[AVG-DEBT-OUTSTANDING] 0
[AVG-DEBT-PER-SHARE] 0
</TABLE>
