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> 081
<NAME> GS Mid Cap Value Fund
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-START> JAN-01-2000
<PERIOD-END> JUN-30-2000
<INVESTMENTS-AT-COST> 36,986,590
<INVESTMENTS-AT-VALUE> 37,313,194
<RECEIVABLES> 889,841
<ASSETS-OTHER> 1,198
<OTHER-ITEMS-ASSETS> 117,546
<TOTAL-ASSETS> 38,321,779
<PAYABLE-FOR-SECURITIES> 69,178
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 94,535
<TOTAL-LIABILITIES> 163,713
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 37,762,390
<SHARES-COMMON-STOCK> 4,360,186
<SHARES-COMMON-PRIOR> 2,599,069
<ACCUMULATED-NII-CURRENT> 233,597
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 0
<OVERDISTRIBUTION-GAINS> (164,525)
<ACCUM-APPREC-OR-DEPREC> 326,604
<NET-ASSETS> 38,158,066
<DIVIDEND-INCOME> 318,545
<INTEREST-INCOME> 64,302
<OTHER-INCOME> 0
<EXPENSES-NET> (149,250)
<NET-INVESTMENT-INCOME> 233,597
<REALIZED-GAINS-CURRENT> 343,867
<APPREC-INCREASE-CURRENT> 675,183
<NET-CHANGE-FROM-OPS> 1,252,647
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 0
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 2,631,252
<NUMBER-OF-SHARES-REDEEMED> (870,135)
<SHARES-REINVESTED> 0
<NET-CHANGE-IN-ASSETS> 16,275,741
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 0
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> (508,392)
<GROSS-ADVISORY-FEES> 116,283
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 193,303
<AVERAGE-NET-ASSETS> 29,230,468
<PER-SHARE-NAV-BEGIN> 8.42
<PER-SHARE-NII> 0.05
<PER-SHARE-GAIN-APPREC> 0.28
<PER-SHARE-DIVIDEND> 0
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 8.75
<EXPENSE-RATIO> 1.03
[AVG-DEBT-OUTSTANDING] 0
[AVG-DEBT-PER-SHARE] 0
</TABLE>
