<TABLE> <S> <C>
<PAGE>
<ARTICLE> 9
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM MARCH 31,
2000 AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS
</LEGEND>
<MULTIPLIER> 1,000
<S> <C>
<PERIOD-TYPE> 12-MOS
<FISCAL-YEAR-END> MAR-31-2000
<PERIOD-START> APR-01-1999
<PERIOD-END> MAR-31-2000
<CASH> 32,461
<INT-BEARING-DEPOSITS> 2,670
<FED-FUNDS-SOLD> 0
<TRADING-ASSETS> 4,318
<INVESTMENTS-HELD-FOR-SALE> 554,740
<INVESTMENTS-CARRYING> 701
<INVESTMENTS-MARKET> 719
<LOANS> 2,361,902
<ALLOWANCE> 27,838
<TOTAL-ASSETS> 3,034,023
<DEPOSITS> 1,906,534
<SHORT-TERM> 345,000
<LIABILITIES-OTHER> 560,658
<LONG-TERM> 0
0
0
<COMMON> 200
<OTHER-SE> 221,631
<TOTAL-LIABILITIES-AND-EQUITY> 3,034,023
<INTEREST-LOAN> 171,618
<INTEREST-INVEST> 43,710
<INTEREST-OTHER> 0
<INTEREST-TOTAL> 215,328
<INTEREST-DEPOSIT> 79,320
<INTEREST-EXPENSE> 47,219
<INTEREST-INCOME-NET> 88,789
<LOAN-LOSSES> 4,000
<SECURITIES-GAINS> 1,677
<EXPENSE-OTHER> 55,506
<INCOME-PRETAX> 46,813
<INCOME-PRE-EXTRAORDINARY> 46,813
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> 26,598
<EPS-BASIC> 2.20
<EPS-DILUTED> 2.02
<YIELD-ACTUAL> 7.52
<LOANS-NON> 5,427
<LOANS-PAST> 0
<LOANS-TROUBLED> 1,950
<LOANS-PROBLEM> 0
<ALLOWANCE-OPEN> 26,160
<CHARGE-OFFS> 2,390
<RECOVERIES> 68
<ALLOWANCE-CLOSE> 27,838
<ALLOWANCE-DOMESTIC> 27,838
<ALLOWANCE-FOREIGN> 0
<ALLOWANCE-UNALLOCATED> 0
</TABLE>