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 June 30, 2000 and is qualified in its
entirety by reference to such financial statements.
</LEGEND>
<SERIES>
<NUMBER> 051
<NAME> LOW DURATION BOND PORTFOLIO-INSTITUTIONAL CLASS
<MULTIPLIER> 1,000
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-END> JUN-30-2000
<INVESTMENTS-AT-COST> 6039
<INVESTMENTS-AT-VALUE> 5976
<RECEIVABLES> 56
<ASSETS-OTHER> 0
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 6032
<PAYABLE-FOR-SECURITIES> 501
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 6
<TOTAL-LIABILITIES> 507
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 5678
<SHARES-COMMON-STOCK> 543
<SHARES-COMMON-PRIOR> 529
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 0
<OVERDISTRIBUTION-GAINS> 91
<ACCUM-APPREC-OR-DEPREC> (62)
<NET-ASSETS> 5525
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 182
<OTHER-INCOME> 0
<EXPENSES-NET> 15
<NET-INVESTMENT-INCOME> 167
<REALIZED-GAINS-CURRENT> (80)
<APPREC-INCREASE-CURRENT> 62
<NET-CHANGE-FROM-OPS> 149
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 79
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 535
<NUMBER-OF-SHARES-REDEEMED> 0
<SHARES-REINVESTED> 9
<ISSUED-IN-REORGANIZATION> 0
<FUND-REIMBURSEMENT-FEE> 0
<NET-CHANGE-IN-ASSETS> 376
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 0
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 8
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 15
<AVERAGE-NET-ASSETS> 5195
<PER-SHARE-NAV-BEGIN> 9.70
<PER-SHARE-NII> 0.15
<PER-SHARE-GAIN-APPREC> 0.00
<PER-SHARE-DIVIDEND> (0.15)
<PER-SHARE-DISTRIBUTIONS> (0.15)
<PER-SHARE-FUND-REIMBURSEMENT-FEE> 0.00
<PER-SHARE-NAV-END> 9.70
<EXPENSE-RATIO> 0.50
</TABLE>
