<TABLE> <S> <C>
<ARTICLE> 6
<SERIES>
<NUMBER> 3
<NAME> MONEY MARKET FUND
<PERIOD-TYPE> 12-MOS
<FISCAL-YEAR-END> MAY-31-2000
<PERIOD-END> MAY-31-2000
<INVESTMENTS-AT-COST> 482,097,657
<INVESTMENTS-AT-VALUE> 482,097,657
<RECEIVABLES> 6,021,944
<ASSETS-OTHER> 6,449
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 488,126,050
<PAYABLE-FOR-SECURITIES> 2,073,666
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 1,118,031
<TOTAL-LIABILITIES> 3,191,697
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 484,934,353
<SHARES-COMMON-STOCK> 484,934,353
<SHARES-COMMON-PRIOR> 347,393,881
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 0
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 0
<NET-ASSETS> 484,934,353
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 25,885,580
<OTHER-INCOME> 0
<EXPENSES-NET> 2,532,710
<NET-INVESTMENT-INCOME> 23,352,870
<REALIZED-GAINS-CURRENT> 0
<APPREC-INCREASE-CURRENT> 0
<NET-CHANGE-FROM-OPS> 23,352,870
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 23,352,870
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 798,469,538
<NUMBER-OF-SHARES-REDEEMED> 684,250,994
<SHARES-REINVESTED> 23,321,928
<NET-CHANGE-IN-ASSETS> 137,540,472
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 0
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 2,266,773
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 2,532,710
<AVERAGE-NET-ASSETS> 455,063,249
<PER-SHARE-NAV-BEGIN> 1.00
<PER-SHARE-NII> 0.05
<PER-SHARE-GAIN-APPREC> 0.00
<PER-SHARE-DIVIDEND> 0.05
<PER-SHARE-DISTRIBUTIONS> 0.00
<RETURNS-OF-CAPITAL> 0.00
<PER-SHARE-NAV-END> 1.00
<EXPENSE-RATIO> 0.56
</TABLE>
