WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
MSDW QUALITY MUNICPAL INCOME TRUST
</LEGEND>
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCTOBER 31, 2000
<PERIOD-END> APRIL 30, 2000
<INVESTMENTS-AT-COST> 664,052,616
<INVESTMENTS-AT-VALUE> 667,453,829
<RECEIVABLES> 10,860,749
<ASSETS-OTHER> 280,118
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 678,594,696
<PAYABLE-FOR-SECURITIES> (4,038,300)
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> (792,585)
<TOTAL-LIABILITIES> (4,830,885)
<SENIOR-EQUITY> 208,000,000
<PAID-IN-CAPITAL-COMMON> 438,762,376
<SHARES-COMMON-STOCK> 31,340,013
<SHARES-COMMON-PRIOR> 32,730,413
<ACCUMULATED-NII-CURRENT> 2,761,912
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 838,310
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 23,401,213
<NET-ASSETS> 673,763,811
<DIVIDEND-INCOME> 20,345,195
<INTEREST-INCOME> 0
<OTHER-INCOME> 0
<EXPENSES-NET> (1,797,587)
<NET-INVESTMENT-INCOME> 18,563,317
<REALIZED-GAINS-CURRENT> 1,960,490
<APPREC-INCREASE-CURRENT> (4,865,200)
<NET-CHANGE-FROM-OPS> 15,658,607
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> (18,733,258)
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 0
<NUMBER-OF-SHARES-REDEEMED> (1,390,400)
<SHARES-REINVESTED> 0
<NET-CHANGE-IN-ASSETS> (21,415,281)
<ACCUMULATED-NII-PRIOR> 2,931,853
<ACCUMULATED-GAINS-PRIOR> (1,122,180)
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> (1,192,541)
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> (3,846,936)
<AVERAGE-NET-ASSETS> 473,452,164
<PER-SHARE-NAV-BEGIN> 14.88
<PER-SHARE-NII> 0.58
<PER-SHARE-GAIN-APPREC> (0.01)
<PER-SHARE-DIVIDEND> (0.59)
<PER-SHARE-DISTRIBUTIONS> (0.00)
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 14.86
<EXPENSE-RATIO> 0.76%
</TABLE>
