<TABLE> <S> <C>
<ARTICLE> 6
<SERIES>
<NUMBER> 11
<NAME> TRUST FOR INVEST GRADE MUNI
<MULTIPLIER> 1
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-2000
<PERIOD-START> NOV-01-1999
<PERIOD-END> APR-30-2000
<INVESTMENTS-AT-COST> 669,710,137
<INVESTMENTS-AT-VALUE> 688,251,280
<RECEIVABLES> 14,273,787
<ASSETS-OTHER> 26,601
<OTHER-ITEMS-ASSETS> 459,715
<TOTAL-ASSETS> 703,011,383
<PAYABLE-FOR-SECURITIES> 16,984,931
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 1,361,088
<TOTAL-LIABILITIES> 18,346,019
<SENIOR-EQUITY> 265,000,000
<PAID-IN-CAPITAL-COMMON> 399,588,169
<SHARES-COMMON-STOCK> 27,013,149
<SHARES-COMMON-PRIOR> 27,013,149
<ACCUMULATED-NII-CURRENT> 1,487,410
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 48,642
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 18,541,143
<NET-ASSETS> 684,665,364
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 21,340,416
<OTHER-INCOME> 0
<EXPENSES-NET> (3,475,324)
<NET-INVESTMENT-INCOME> 17,865,092
<REALIZED-GAINS-CURRENT> 1,171,005
<APPREC-INCREASE-CURRENT> (3,023,399)
<NET-CHANGE-FROM-OPS> 16,012,698
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> (18,517,476)
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 0
<NUMBER-OF-SHARES-REDEEMED> 0
<SHARES-REINVESTED> 0
<NET-CHANGE-IN-ASSETS> (2,504,778)
<ACCUMULATED-NII-PRIOR> 2,139,794
<ACCUMULATED-GAINS-PRIOR> (1,122,363)
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 2,213,861
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 3,475,324
<AVERAGE-NET-ASSETS> 419,614,955
<PER-SHARE-NAV-BEGIN> 15.628
<PER-SHARE-NII> 0.661
<PER-SHARE-GAIN-APPREC> (0.068)
<PER-SHARE-DIVIDEND> (0.686)
<PER-SHARE-DISTRIBUTIONS> 0.000
<RETURNS-OF-CAPITAL> 0.000
<PER-SHARE-NAV-END> 15.535
<EXPENSE-RATIO> 1.66
</TABLE>
