<TABLE> <S> <C>
<ARTICLE> 6
<SERIES>
<NUMBER> 27
<NAME> SSgA IAM SHARES FUND
<MULTIPLIER> 1000
<S> <C>
<PERIOD-TYPE> 12-MOS
<FISCAL-YEAR-END> AUG-31-2000
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<OTHER-ITEMS-LIABILITIES> 10327
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<SHARES-COMMON-STOCK> 11577
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<ACCUMULATED-NII-CURRENT> 274
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<OVERDISTRIBUTION-GAINS> 0
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<EXPENSES-NET> 507
<NET-INVESTMENT-INCOME> 728
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<APPREC-INCREASE-CURRENT> 15022
<NET-CHANGE-FROM-OPS> 15933
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<NET-CHANGE-IN-ASSETS> 73374
<ACCUMULATED-NII-PRIOR> 81
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<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
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<INTEREST-EXPENSE> 0
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<PER-SHARE-NAV-BEGIN> 10.14
<PER-SHARE-NII> .09
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<PER-SHARE-DIVIDEND> .08
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</TABLE>
