<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
This schedule contains summary financial information from the AIM Floating
Rate Fund June 30, 2000 semiannual report.
</LEGEND>
<SERIES>
<NUMBER> 1
<NAME> AIM FLOATING RATE FUND
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-END> JUN-30-2000
<INVESTMENTS-AT-COST> 468,084,044
<INVESTMENTS-AT-VALUE> 453,081,069
<RECEIVABLES> 7,929,208
<ASSETS-OTHER> 0
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 461,010,277
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 2,523,032
<TOTAL-LIABILITIES> 2,523,032
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 474,048,279
<SHARES-COMMON-STOCK> 47,858,944
<SHARES-COMMON-PRIOR> 45,410,075
<ACCUMULATED-NII-CURRENT> 140,323
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (698,382)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> (15,002,975)
<NET-ASSETS> 458,487,245
<DIVIDEND-INCOME> 171,446
<INTEREST-INCOME> 20,489,748
<OTHER-INCOME> 414,230
<EXPENSES-NET> (3,414,268)
<NET-INVESTMENT-INCOME> 17,661,156
<REALIZED-GAINS-CURRENT> (170,596)
<APPREC-INCREASE-CURRENT> (4,490,545)
<NET-CHANGE-FROM-OPS> 13,000,015
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> (17,673,926)
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 7,894,357
<NUMBER-OF-SHARES-REDEEMED> (6,395,165)
<SHARES-REINVESTED> 949,677
<NET-CHANGE-IN-ASSETS> 18,964,522
<ACCUMULATED-NII-PRIOR> 153,093
<ACCUMULATED-GAINS-PRIOR> (527,786)
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 2,425,254
<INTEREST-EXPENSE> 36,045
<GROSS-EXPENSE> 3,434,448
<AVERAGE-NET-ASSETS> 0
<PER-SHARE-NAV-BEGIN> 0
<PER-SHARE-NII> 0
<PER-SHARE-GAIN-APPREC> 0
<PER-SHARE-DIVIDEND> 0
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 0
<EXPENSE-RATIO> 0
</TABLE>
