<TABLE> <S> <C>
<ARTICLE> 6
<RESTATED>
<CIK> 0000106444
<NAME> VANGUARD FIXED INCOME SECURITIES FUNDS
<SERIES>
<NUMBER> 02
<NAME> VANGUARD HIGH-YIELD CORPORATE FUND
<MULTIPLIER> 1,000
<CURRENCY> US
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> JAN-31-2001
<PERIOD-START> FEB-01-2000
<PERIOD-END> JUL-31-2000
<EXCHANGE-RATE> 1
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<INVESTMENTS-AT-VALUE> 5641189
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<OTHER-ITEMS-LIABILITIES> 260310
<TOTAL-LIABILITIES> 266414
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 6120444
<SHARES-COMMON-STOCK> 775445
<SHARES-COMMON-PRIOR> 765262
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<INTEREST-INCOME> 248429
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<NET-INVESTMENT-INCOME> 242016
<REALIZED-GAINS-CURRENT> (65049)
<APPREC-INCREASE-CURRENT> (48862)
<NET-CHANGE-FROM-OPS> 128105
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 242016
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<NUMBER-OF-SHARES-SOLD> 79893
<NUMBER-OF-SHARES-REDEEMED> 92125
<SHARES-REINVESTED> 22415
<NET-CHANGE-IN-ASSETS> (41474)
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> (178557)
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<EXPENSE-RATIO> 0.26
</TABLE>
