<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000872191
<NAME> U. S. TREASURY RESERVES PORTFOLIO
<S> <C>
<PERIOD-TYPE> year
<FISCAL-YEAR-END> Aug-31-2000
<PERIOD-END> Aug-31-2000
<INVESTMENTS-AT-COST> 1,324,830,855
<INVESTMENTS-AT-VALUE> 1,324,830,855
<RECEIVABLES> 0
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<OTHER-ITEMS-ASSETS> 292
<TOTAL-ASSETS> 1,324,831,147
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<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 142,859
<TOTAL-LIABILITIES> 142,859
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 1,324,688,288
<SHARES-COMMON-STOCK> 0
<SHARES-COMMON-PRIOR> 0
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> 0
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<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 0
<NET-ASSETS> 1,324,688,288
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 68,115,709
<OTHER-INCOME> 0
<EXPENSES-NET> 1,237,285
<NET-INVESTMENT-INCOME> 66,878,424
<REALIZED-GAINS-CURRENT> 0
<APPREC-INCREASE-CURRENT> 0
<NET-CHANGE-FROM-OPS> 66,878,424
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 0
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 4,524,590,945
<NUMBER-OF-SHARES-REDEEMED> (4,455,407,592)
<SHARES-REINVESTED> 0
<NET-CHANGE-IN-ASSETS> 136,061,777
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 0
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 1,855,394
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 2,852,711
<AVERAGE-NET-ASSETS> 1,236,929,010
<PER-SHARE-NAV-BEGIN> 0.00
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<PER-SHARE-DISTRIBUTIONS> 0.000
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<PER-SHARE-NAV-END> 0.000
<EXPENSE-RATIO> 0.10
</TABLE>
