<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
This schedule contains Summary Financial Information extracted from the Form
N-SAR and the financial statements and is qualified in its entirety by
references to such documents.
</LEGEND>
<MULTIPLIER> 1000
<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> 525114
<INVESTMENTS-AT-VALUE> 538313
<RECEIVABLES> 8562
<ASSETS-OTHER> 18
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 546893
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 2177
<TOTAL-LIABILITIES> 2177
<SENIOR-EQUITY> 197000
<PAID-IN-CAPITAL-COMMON> 335346
<SHARES-COMMON-STOCK> 24084
<SHARES-COMMON-PRIOR> 24060
<ACCUMULATED-NII-CURRENT> 233
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (1062)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 13199
<NET-ASSETS> 544716
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 32700
<OTHER-INCOME> 0
<EXPENSES-NET> 4180
<NET-INVESTMENT-INCOME> 28520
<REALIZED-GAINS-CURRENT> (895)
<APPREC-INCREASE-CURRENT> (1358)
<NET-CHANGE-FROM-OPS> 26267
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 21579
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 0
<NUMBER-OF-SHARES-REDEEMED> 0
<SHARES-REINVESTED> 24
<NET-CHANGE-IN-ASSETS> (2216)
<ACCUMULATED-NII-PRIOR> 548
<ACCUMULATED-GAINS-PRIOR> (168)
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 3417
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 4185
<AVERAGE-NET-ASSETS> 540051
<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>