<TABLE> <S> <C>

<PAGE>
<ARTICLE> 7
<MULTIPLIER> 1,000

<S>                             <C>                     <C>
<PERIOD-TYPE>                   3-MOS                   6-MOS
<FISCAL-YEAR-END>                          SEP-30-2000             SEP-30-2000
<PERIOD-START>                             JAN-01-2000             OCT-01-1999
<PERIOD-END>                               MAR-31-2000             MAR-31-2000
<DEBT-HELD-FOR-SALE>                           425,223                 425,223
<DEBT-CARRYING-VALUE>                                0                       0
<DEBT-MARKET-VALUE>                                  0                       0
<EQUITIES>                                           0                       0
<MORTGAGE>                                           0                       0
<REAL-ESTATE>                                        0                       0
<TOTAL-INVEST>                                 425,223                 425,223
<CASH>                                         151,436                 151,436
<RECOVER-REINSURE>                              13,789                  13,789
<DEFERRED-ACQUISITION>                          13,621                  13,621
<TOTAL-ASSETS>                                 777,201                 777,201
<POLICY-LOSSES>                                212,534                 212,534
<UNEARNED-PREMIUMS>                             80,600                  80,600
<POLICY-OTHER>                                       0                       0
<POLICY-HOLDER-FUNDS>                                0                       0
<NOTES-PAYABLE>                                      0                       0
<PREFERRED-MANDATORY>                                0                       0
<PREFERRED>                                      3,000                   3,000
<COMMON>                                        15,610                  15,610
<OTHER-SE>                                     328,724                 328,724
<TOTAL-LIABILITY-AND-EQUITY>                   777,201                 777,201
<PREMIUMS>                                      27,212                  57,603
<INVESTMENT-INCOME>                              8,936                  17,524
<INVESTMENT-GAINS>                             (2,224)                 (2,224)
<OTHER-INCOME>                                       0                       0
<BENEFITS>                                      43,546                  90,188
<UNDERWRITING-AMORTIZATION>                      5,089                  11,901
<UNDERWRITING-OTHER>                             3,774                   9,130
<INCOME-PRETAX>                               (18,485)                (38,316)
<INCOME-TAX>                                         0                       0
<INCOME-CONTINUING>                           (18,485)                (38,316)
<DISCONTINUED>                                       0                       0
<EXTRAORDINARY>                                      0                       0
<CHANGES>                                            0                       0
<NET-INCOME>                                  (18,485)                (38,316)
<EPS-BASIC>                                     (0.99)                  (2.05)
<EPS-DILUTED>                                   (0.99)                  (2.05)
<RESERVE-OPEN>                                 190,352                 146,552
<PROVISION-CURRENT>                             15,699                  75,150
<PROVISION-PRIOR>                               24,465                  20,805
<PAYMENTS-CURRENT>                               3,000                   3,899
<PAYMENTS-PRIOR>                                14,982                  26,074
<RESERVE-CLOSE>                                212,534                 212,534
<CUMULATIVE-DEFICIENCY>                         20,805                  20,805


</TABLE>