<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
This schedule contains summary financial information from the AIM Money
Market Fund Class B Shares June 30, 2000 semiannual report.
</LEGEND>
<CIK> 0000019034
<NAME> AIM FUNDS GROUP INC
<SERIES>
<NUMBER> 26
<NAME> AIM MONEY MARKET FUND CLASS B SHARES
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-END> JUN-30-2000
<INVESTMENTS-AT-COST> 1,224,460,509
<INVESTMENTS-AT-VALUE> 1,224,460,509
<RECEIVABLES> 82,792,609
<ASSETS-OTHER> 354,321
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 1,307,607,439
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 25,750,905
<TOTAL-LIABILITIES> 25,750,905
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 1,281,819,343
<SHARES-COMMON-STOCK> 1,281,838,163
<SHARES-COMMON-PRIOR> 1,451,006,878
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 37,191
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 0
<NET-ASSETS> 1,281,856,534
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 39,794,906
<OTHER-INCOME> 0
<EXPENSES-NET> (8,325,198)
<NET-INVESTMENT-INCOME> 31,469,708
<REALIZED-GAINS-CURRENT> 0
<APPREC-INCREASE-CURRENT> 0
<NET-CHANGE-FROM-OPS> 31,469,708
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 31,469,708
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 3,702,969,990
<NUMBER-OF-SHARES-REDEEMED> (3,900,287,113)
<SHARES-REINVESTED> 28,148,408
<NET-CHANGE-IN-ASSETS> (169,168,715)
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 37,191
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 3,488,340
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 8,342,122
<AVERAGE-NET-ASSETS> 46,137,478
<PER-SHARE-NAV-BEGIN> 1.00
<PER-SHARE-NII> 0.02
<PER-SHARE-GAIN-APPREC> 0.00
<PER-SHARE-DIVIDEND> (0.02)
<PER-SHARE-DISTRIBUTIONS> 0.00
<RETURNS-OF-CAPITAL> 0.00
<PER-SHARE-NAV-END> 1.00
<EXPENSE-RATIO> 1.82
</TABLE>
