<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>
<SERIES>
   <NUMBER> 031
   <NAME> NUVEEN FLAGSHIP FLORIDA MUNICIPAL BOND FUND - CLASS A
<MULTIPLIER> 1000

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          MAY-31-2000
<PERIOD-START>                             JUN-01-1999
<PERIOD-END>                               MAY-31-2000
<INVESTMENTS-AT-COST>                           337470
<INVESTMENTS-AT-VALUE>                          335212
<RECEIVABLES>                                    10607
<ASSETS-OTHER>                                      12
<OTHER-ITEMS-ASSETS>                                 0
<TOTAL-ASSETS>                                  345831
<PAYABLE-FOR-SECURITIES>                             0
<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                         4067
<TOTAL-LIABILITIES>                               4067
<SENIOR-EQUITY>                                      0
<PAID-IN-CAPITAL-COMMON>                        346512
<SHARES-COMMON-STOCK>                            25088
<SHARES-COMMON-PRIOR>                            27643
<ACCUMULATED-NII-CURRENT>                        (235)
<OVERDISTRIBUTION-NII>                               0
<ACCUMULATED-NET-GAINS>                         (2255)
<OVERDISTRIBUTION-GAINS>                             0
<ACCUM-APPREC-OR-DEPREC>                        (2258)
<NET-ASSETS>                                    341764
<DIVIDEND-INCOME>                                    0
<INTEREST-INCOME>                                23088
<OTHER-INCOME>                                       0
<EXPENSES-NET>                                    3822
<NET-INVESTMENT-INCOME>                          19266
<REALIZED-GAINS-CURRENT>                        (2184)
<APPREC-INCREASE-CURRENT>                      (26099)
<NET-CHANGE-FROM-OPS>                           (9017)
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                        14690
<DISTRIBUTIONS-OF-GAINS>                           235
<DISTRIBUTIONS-OTHER>                                0
<NUMBER-OF-SHARES-SOLD>                           5473
<NUMBER-OF-SHARES-REDEEMED>                       8354
<SHARES-REINVESTED>                                326
<NET-CHANGE-IN-ASSETS>                         (49039)
<ACCUMULATED-NII-PRIOR>                             14
<ACCUMULATED-GAINS-PRIOR>                          247
<OVERDISTRIB-NII-PRIOR>                              0
<OVERDIST-NET-GAINS-PRIOR>                           0
<GROSS-ADVISORY-FEES>                             1971
<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                                   3855
<AVERAGE-NET-ASSETS>                            274501
<PER-SHARE-NAV-BEGIN>                            10.76
<PER-SHARE-NII>                                    .54
<PER-SHARE-GAIN-APPREC>                          (.77)
<PER-SHARE-DIVIDEND>                             (.55)
<PER-SHARE-DISTRIBUTIONS>                        (.01)
<RETURNS-OF-CAPITAL>                                 0
<PER-SHARE-NAV-END>                               9.97
<EXPENSE-RATIO>                                   1.01


</TABLE>