<TABLE> <S> <C>

<PAGE>

<ARTICLE> 9
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE BALANCE
SHEET AS OF MARCH 31, 2000, FROM THE INCOME STATEMENT FOR THE 3 MONTHS ENDED
MARCH 31, 2000 AND FROM MANAGEMENT'S DISCUSSION AND ANALYSIS OF FINANCIAL
CONDITION AND RESULTS OF OPERATIONS FOR THE PERIOD ENDED MARCH 31, 2000, AND IS
QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000

<S>                             <C>
<PERIOD-TYPE>                   3-MOS
<FISCAL-YEAR-END>                          DEC-31-2000
<PERIOD-END>                               MAR-31-2000
<CASH>                                         254,048
<INT-BEARING-DEPOSITS>                             152
<FED-FUNDS-SOLD>                                72,646
<TRADING-ASSETS>                                     0
<INVESTMENTS-HELD-FOR-SALE>                  1,629,262
<INVESTMENTS-CARRYING>                          24,009
<INVESTMENTS-MARKET>                            23,948
<LOANS>                                      5,907,037
<ALLOWANCE>                                    121,189
<TOTAL-ASSETS>                               8,071,032
<DEPOSITS>                                   6,110,614
<SHORT-TERM>                                   788,214
<LIABILITIES-OTHER>                            104,113
<LONG-TERM>                                     82,682
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                       136,236
<OTHER-SE>                                     849,173
<TOTAL-LIABILITIES-AND-EQUITY>               8,071,032
<INTEREST-LOAN>                                124,172
<INTEREST-INVEST>                               24,420
<INTEREST-OTHER>                                   228
<INTEREST-TOTAL>                               148,820
<INTEREST-DEPOSIT>                              40,005
<INTEREST-EXPENSE>                              52,177
<INTEREST-INCOME-NET>                           96,643
<LOAN-LOSSES>                                    3,015
<SECURITIES-GAINS>                                  69
<EXPENSE-OTHER>                                 58,570
<INCOME-PRETAX>                                 64,738
<INCOME-PRE-EXTRAORDINARY>                      64,738
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    41,585
<EPS-BASIC>                                        .61
<EPS-DILUTED>                                      .60
<YIELD-ACTUAL>                                    5.22
<LOANS-NON>                                     21,762
<LOANS-PAST>                                         0
<LOANS-TROUBLED>                                     0
<LOANS-PROBLEM>                                  2,811
<ALLOWANCE-OPEN>                               117,997
<CHARGE-OFFS>                                    1,094
<RECOVERIES>                                     1,271
<ALLOWANCE-CLOSE>                              121,189
<ALLOWANCE-DOMESTIC>                           121,189
<ALLOWANCE-FOREIGN>                                  0
<ALLOWANCE-UNALLOCATED>                              0


</TABLE>