<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
This schedule contains summary financial information extracted from the
Tax-Exempt California Money Market Fund Annual Report for the fiscal year ended
review 9/30/00 and is qualified in its entirety by reference to such financial
statements.
</LEGEND>
<CIK> 0000811911
<NAME> TAX-EXEMPT CALIFORNIA MONEY MARKET FUND
<SERIES>
<NUMBER> 010
<NAME> TAX-EXEMPT CALIFORNIA MONEY MARKET FUND
<S> <C>
<PERIOD-TYPE> 12-MOS
<FISCAL-YEAR-END> SEP-30-2000
<PERIOD-START> OCT-01-1999
<PERIOD-END> SEP-30-2000
<INVESTMENTS-AT-COST> 573,731,000
<INVESTMENTS-AT-VALUE> 573,731,000
<RECEIVABLES> 10,339,725
<ASSETS-OTHER> 6,879,574
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 590,950,299
<PAYABLE-FOR-SECURITIES> 12,698,821
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 823,791
<TOTAL-LIABILITIES> 13,522,612
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 0
<SHARES-COMMON-STOCK> 577,427,687
<SHARES-COMMON-PRIOR> 402,431,513
<ACCUMULATED-NII-CURRENT> 10,636,030
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 0
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 0
<NET-ASSETS> 0
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 20,984,900
<OTHER-INCOME> 0
<EXPENSES-NET> 4,340,894
<NET-INVESTMENT-INCOME> 16,644,006
<REALIZED-GAINS-CURRENT> 2,376
<APPREC-INCREASE-CURRENT> 0
<NET-CHANGE-FROM-OPS> 16,646,382
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> (16,646,382)
<DISTRIBUTIONS-OF-GAINS> (2,376)
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 3,864,526,246
<NUMBER-OF-SHARES-REDEEMED> (3,706,074,298)
<SHARES-REINVESTED> 16,544,227
<NET-CHANGE-IN-ASSETS> 174,996,174
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 0
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 1,318,196
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 4,351,677
<AVERAGE-NET-ASSETS> 604,274,134
<PER-SHARE-NAV-BEGIN> 1.00
<PER-SHARE-NII> 0.03
<PER-SHARE-GAIN-APPREC> 0
<PER-SHARE-DIVIDEND> 0
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 1.00
<EXPENSE-RATIO> 0.72
</TABLE>
