<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> 012
   <NAME> NUVEEN CALIFORNIA MUNICIPAL BOND FUND - CLASS B
<MULTIPLIER> 1000

<S>                             <C>
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          FEB-28-2001
<PERIOD-START>                             MAR-01-2000
<PERIOD-END>                               AUG-31-2000
<INVESTMENTS-AT-COST>                           259133
<INVESTMENTS-AT-VALUE>                          264163
<RECEIVABLES>                                     6131
<ASSETS-OTHER>                                     522
<OTHER-ITEMS-ASSETS>                                 0
<TOTAL-ASSETS>                                  270816
<PAYABLE-FOR-SECURITIES>                             0
<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                          994
<TOTAL-LIABILITIES>                                994
<SENIOR-EQUITY>                                      0
<PAID-IN-CAPITAL-COMMON>                        264580
<SHARES-COMMON-STOCK>                             1145
<SHARES-COMMON-PRIOR>                             1032
<ACCUMULATED-NII-CURRENT>                          529
<OVERDISTRIBUTION-NII>                               0
<ACCUMULATED-NET-GAINS>                          (318)
<OVERDISTRIBUTION-GAINS>                             0
<ACCUM-APPREC-OR-DEPREC>                          5031
<NET-ASSETS>                                    269822
<DIVIDEND-INCOME>                                    0
<INTEREST-INCOME>                                 8605
<OTHER-INCOME>                                       0
<EXPENSES-NET>                                    1058
<NET-INVESTMENT-INCOME>                           7547
<REALIZED-GAINS-CURRENT>                           372
<APPREC-INCREASE-CURRENT>                         9594
<NET-CHANGE-FROM-OPS>                            17513
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                          249
<DISTRIBUTIONS-OF-GAINS>                             0
<DISTRIBUTIONS-OTHER>                                0
<NUMBER-OF-SHARES-SOLD>                            174
<NUMBER-OF-SHARES-REDEEMED>                         70
<SHARES-REINVESTED>                                  9
<NET-CHANGE-IN-ASSETS>                            7300
<ACCUMULATED-NII-PRIOR>                            354
<ACCUMULATED-GAINS-PRIOR>                        (690)
<OVERDISTRIB-NII-PRIOR>                              0
<OVERDIST-NET-GAINS-PRIOR>                           0
<GROSS-ADVISORY-FEES>                              723
<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                                   1070
<AVERAGE-NET-ASSETS>                             10496
<PER-SHARE-NAV-BEGIN>                            10.00
<PER-SHARE-NII>                                    .25
<PER-SHARE-GAIN-APPREC>                            .38
<PER-SHARE-DIVIDEND>                             (.24)
<PER-SHARE-DISTRIBUTIONS>                            0
<RETURNS-OF-CAPITAL>                                 0
<PER-SHARE-NAV-END>                              10.39
<EXPENSE-RATIO>                                   1.62


</TABLE>