<TABLE> <S> <C>

<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE 1997
SEMIANNUAL REPORT TO SHAREHOLDERS AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE
TO SUCH FINANCIAL INFORMATION.
</LEGEND>
<CIK> 0000811911
<NAME> TAX-EXEMPT CALIFORNIA MONEY MARKET FUND
<MULTIPLIER> 1000
       
<S>                             <C>
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          SEP-30-1997
<PERIOD-START>                             OCT-01-1996
<PERIOD-END>                               MAR-31-1997
<INVESTMENTS-AT-COST>                           36,544
<INVESTMENTS-AT-VALUE>                          36,544
<RECEIVABLES>                                      275
<ASSETS-OTHER>                                       6
<OTHER-ITEMS-ASSETS>                                 0
<TOTAL-ASSETS>                                  36,825
<PAYABLE-FOR-SECURITIES>                             0
<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                          133
<TOTAL-LIABILITIES>                                133
<SENIOR-EQUITY>                                      0
<PAID-IN-CAPITAL-COMMON>                        36,692
<SHARES-COMMON-STOCK>                           36,692
<SHARES-COMMON-PRIOR>                          118,884
<ACCUMULATED-NII-CURRENT>                            0
<OVERDISTRIBUTION-NII>                               0
<ACCUMULATED-NET-GAINS>                              0
<OVERDISTRIBUTION-GAINS>                             0
<ACCUM-APPREC-OR-DEPREC>                             0
<NET-ASSETS>                                    36,692
<DIVIDEND-INCOME>                                    0
<INTEREST-INCOME>                                1,222
<OTHER-INCOME>                                       0
<EXPENSES-NET>                                   (250)
<NET-INVESTMENT-INCOME>                            972
<REALIZED-GAINS-CURRENT>                             0
<APPREC-INCREASE-CURRENT>                            0
<NET-CHANGE-FROM-OPS>                                0
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                        (972)
<DISTRIBUTIONS-OF-GAINS>                             0
<DISTRIBUTIONS-OTHER>                                0
<NUMBER-OF-SHARES-SOLD>                        116,543
<NUMBER-OF-SHARES-REDEEMED>                  (199,638)
<SHARES-REINVESTED>                                903
<NET-CHANGE-IN-ASSETS>                        (82,192)
<ACCUMULATED-NII-PRIOR>                              0
<ACCUMULATED-GAINS-PRIOR>                            0
<OVERDISTRIB-NII-PRIOR>                              0
<OVERDIST-NET-GAINS-PRIOR>                           0
<GROSS-ADVISORY-FEES>                               78
<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                                    250
<AVERAGE-NET-ASSETS>                            70,832
<PER-SHARE-NAV-BEGIN>                             1.00
<PER-SHARE-NII>                                    .01
<PER-SHARE-GAIN-APPREC>                              0
<PER-SHARE-DIVIDEND>                             (.01)
<PER-SHARE-DISTRIBUTIONS>                            0
<RETURNS-OF-CAPITAL>                                 0
<PER-SHARE-NAV-END>                               1.00
<EXPENSE-RATIO>                                    .71
<AVG-DEBT-OUTSTANDING>                               0
<AVG-DEBT-PER-SHARE>                                 0
        

</TABLE>