<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000353312
<NAME> IAA
<SERIES>
<NUMBER> 1
<NAME> IAA TAXABLE FIXED INCOME SERIES FUND - MONEY MARKET SERIES
<MULTIPLIER> 1
<S> <C>
<PERIOD-TYPE> 12-MOS
<FISCAL-YEAR-END> JUN-30-2000
<PERIOD-START> JUL-01-1999
<PERIOD-END> JUN-30-2000
<INVESTMENTS-AT-COST> 68,281,565
<INVESTMENTS-AT-VALUE> 68,281,565
<RECEIVABLES> 300,815
<ASSETS-OTHER> 71
<OTHER-ITEMS-ASSETS> 125,488
<TOTAL-ASSETS> 68,707,939
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 39,615
<TOTAL-LIABILITIES> 39,615
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 68,668,492
<SHARES-COMMON-STOCK> 68,668,591
<SHARES-COMMON-PRIOR> 63,022,038
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (168)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 0
<NET-ASSETS> 68,668,324
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 3,686,970
<OTHER-INCOME> 0
<EXPENSES-NET> 492,305
<NET-INVESTMENT-INCOME> 3,194,665
<REALIZED-GAINS-CURRENT> 0
<APPREC-INCREASE-CURRENT> 0
<NET-CHANGE-FROM-OPS> 3,194,665
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> (3,194,665)
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 76,590,294
<NUMBER-OF-SHARES-REDEEMED> (74,142,256)
<SHARES-REINVESTED> 3,198,514
<NET-CHANGE-IN-ASSETS> 5,646,552
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> (168)
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 318,928
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 501,888
<AVERAGE-NET-ASSETS> 63,606,100
<PER-SHARE-NAV-BEGIN> 1.00
<PER-SHARE-NII> 0.05
<PER-SHARE-GAIN-APPREC> 0
<PER-SHARE-DIVIDEND> (0.05)
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 1.00
<EXPENSE-RATIO> 0.77
</TABLE>
