<TABLE> <S> <C>
<PAGE>
<ARTICLE> 9
<MULTIPLIER> 1,000
<S> <C>
<PERIOD-TYPE> 9-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-START> JAN-01-2000
<PERIOD-END> SEP-30-2000
<CASH> 393,669
<INT-BEARING-DEPOSITS> 0
<FED-FUNDS-SOLD> 30,000
<TRADING-ASSETS> 61,805
<INVESTMENTS-HELD-FOR-SALE> 1,598,277
<INVESTMENTS-CARRYING> 0
<INVESTMENTS-MARKET> 0
<LOANS> 6,426,792
<ALLOWANCE> 139,195
<TOTAL-ASSETS> 8,913,955
<DEPOSITS> 6,873,513
<SHORT-TERM> 873,388
<LIABILITIES-OTHER> 127,802
<LONG-TERM> 328,594
0
0
<COMMON> 47,766
<OTHER-SE> 662,892
<TOTAL-LIABILITIES-AND-EQUITY> 8,913,955
<INTEREST-LOAN> 406,676
<INTEREST-INVEST> 65,337
<INTEREST-OTHER> 5,057
<INTEREST-TOTAL> 477,070
<INTEREST-DEPOSIT> 109,229
<INTEREST-EXPENSE> 176,178
<INTEREST-INCOME-NET> 300,892
<LOAN-LOSSES> 11,000
<SECURITIES-GAINS> 2,037
<EXPENSE-OTHER> 219,143
<INCOME-PRETAX> 150,304
<INCOME-PRE-EXTRAORDINARY> 150,304
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> 98,614
<EPS-BASIC> 2.09
<EPS-DILUTED> 2.04
<YIELD-ACTUAL> 5.46
<LOANS-NON> 36,749
<LOANS-PAST> 5,375
<LOANS-TROUBLED> 2,411
<LOANS-PROBLEM> 31,369
<ALLOWANCE-OPEN> 144,004<F1>
<CHARGE-OFFS> 24,163
<RECOVERIES> 8,354
<ALLOWANCE-CLOSE> 11,000
<ALLOWANCE-DOMESTIC> 139,195
<ALLOWANCE-FOREIGN> 0
<ALLOWANCE-UNALLOCATED> 0
<FN>
<F1>INCLUDES $9,927 FROM ACQUISITION
</FN>
</TABLE>