<TABLE> <S> <C>

<PAGE>
<ARTICLE> 7
       
<S>                             <C>                     <C>
<PERIOD-TYPE>                   6-MOS                   YEAR
<FISCAL-YEAR-END>                          DEC-31-1997             DEC-31-1996
<PERIOD-START>                             JAN-01-1997             JAN-01-1996
<PERIOD-END>                               JUN-30-1997             JUN-30-1996
<DEBT-HELD-FOR-SALE>                           179,354                 183,561
<DEBT-CARRYING-VALUE>                                0                       0
<DEBT-MARKET-VALUE>                                  0                       0
<EQUITIES>                                      45,384                  38,001
<MORTGAGE>                                           0                       0
<REAL-ESTATE>                                        0                       0
<TOTAL-INVEST>                                 224,738                 221,562
<CASH>                                          11,073                   7,003
<RECOVER-REINSURE>                              17,623                  22,174
<DEFERRED-ACQUISITION>                               0                       0
<TOTAL-ASSETS>                                 277,739                 261,993
<POLICY-LOSSES>                                108,482                 110,037
<UNEARNED-PREMIUMS>                             27,096                   6,860
<POLICY-OTHER>                                       0                       0
<POLICY-HOLDER-FUNDS>                                0                       0
<NOTES-PAYABLE>                                      0                       0
<PREFERRED-MANDATORY>                                0                       0
<PREFERRED>                                          0                       0
<COMMON>                                         7,475                   7,604
<OTHER-SE>                                     118,023                 111,278
<TOTAL-LIABILITY-AND-EQUITY>                   277,739                 261,993
<PREMIUMS>                                      17,789                  20,685
<INVESTMENT-INCOME>                              6,031                   6,108
<INVESTMENT-GAINS>                                (24)                     953
<OTHER-INCOME>                                       0                       0
<BENEFITS>                                      17,173                  17,148
<UNDERWRITING-AMORTIZATION>                          0                       0
<UNDERWRITING-OTHER>                             2,943                   3,429
<INCOME-PRETAX>                                  3,680                   7,169
<INCOME-TAX>                                     1,337                   2,720
<INCOME-CONTINUING>                              2,343                   4,449
<DISCONTINUED>                                       0                       0
<EXTRAORDINARY>                                      0                       0
<CHANGES>                                            0                       0
<NET-INCOME>                                     2,343                   4,449
<EPS-PRIMARY>                                    17.79                   34.97
<EPS-DILUTED>                                    17.79                   34.97
<RESERVE-OPEN>                                       0                       0
<PROVISION-CURRENT>                                  0                       0
<PROVISION-PRIOR>                                    0                       0
<PAYMENTS-CURRENT>                                   0                       0
<PAYMENTS-PRIOR>                                     0                       0
<RESERVE-CLOSE>                                      0                       0
<CUMULATIVE-DEFICIENCY>                              0                       0
        

</TABLE>