<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
This schedule contains summary financial information extracted from the Scudder
GNMA Fund Annual Report for the fiscal year ended 9/30/2000 and is qualified in
its entirety by reference to such financial statements.
</LEGEND>
<CIK> 0000747677
<NAME> SCUDDER GNMA FUND
<SERIES>
<NUMBER> 010
<NAME> CLASS AARP
<S> <C>
<PERIOD-TYPE> 12-MOS
<FISCAL-YEAR-END> SEP-30-2000
<PERIOD-START> OCT-01-1999
<PERIOD-END> SEP-30-2000
<INVESTMENTS-AT-COST> 4,250,531,524
<INVESTMENTS-AT-VALUE> 4,242,836,282
<RECEIVABLES> 416,059,783
<ASSETS-OTHER> 215,282
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 4,659,111,347
<PAYABLE-FOR-SECURITIES> 620,217,784
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 29,876,284
<TOTAL-LIABILITIES> 650,094,068
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 4,545,441,863
<SHARES-COMMON-STOCK> 253,629,228
<SHARES-COMMON-PRIOR> 288,594,032
<ACCUMULATED-NII-CURRENT> (13,539,752)
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (514,475,038)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> (8,409,794)
<NET-ASSETS> 4,009,017,279
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 285,223,072
<OTHER-INCOME> 0
<EXPENSES-NET> 28,613,709
<NET-INVESTMENT-INCOME> 256,609,363
<REALIZED-GAINS-CURRENT> (65,807,648)
<APPREC-INCREASE-CURRENT> 59,681,775
<NET-CHANGE-FROM-OPS> 250,483,490
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> (252,758,004)
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 154,313,547
<NUMBER-OF-SHARES-REDEEMED> (798,258,929)
<SHARES-REINVESTED> 140,875,589
<NET-CHANGE-IN-ASSETS> (503,069,793)
<ACCUMULATED-NII-PRIOR> (8,915,536)
<ACCUMULATED-GAINS-PRIOR> (330,773,552)
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 15,825,702
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 28,858,874
<AVERAGE-NET-ASSETS> 3,872,344,558
<PER-SHARE-NAV-BEGIN> 14.61
<PER-SHARE-NII> .94
<PER-SHARE-GAIN-APPREC> (.01)
<PER-SHARE-DIVIDEND> (.94)
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 14.60
<EXPENSE-RATIO> .74
</TABLE>