<TABLE> <S> <C>

<ARTICLE> 5
<LEGEND>
These Financial Data Schedules are being restated to present basic and diluted
earnings per share in connection with FAS 128.
</LEGEND>
<RESTATED>
       
<S>                             <C>                     <C>                     <C>
<PERIOD-TYPE>                   3-MOS                   6-MOS                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1997             DEC-31-1997             DEC-31-1997
<PERIOD-END>                               MAR-31-1997             JUN-30-1997             SEP-30-1997
<CASH>                                       4,644,000               5,249,000               5,625,000
<SECURITIES>                               394,367,000             410,873,000             441,931,000
<RECEIVABLES>                              107,113,000             120,515,000             126,446,000
<ALLOWANCES>                                 1,301,000               1,301,000               (799,000)
<INVENTORY>                                 13,898,000              15,101,000                       0
<CURRENT-ASSETS>                                     0                       0                       0
<PP&E>                                     137,593,000             137,446,000             131,144,000
<DEPRECIATION>                              43,183,000              45,559,000            (43,183,000)
<TOTAL-ASSETS>                             662,877,000             689,472,000             711,174,000
<CURRENT-LIABILITIES>                                0                       0                       0
<BONDS>                                     63,859,000              63,094,000              62,199,000
<PREFERRED-MANDATORY>                                0                       0                       0
<PREFERRED>                                          0                       0                       0
<COMMON>                                       911,000                 911,000                 911,000
<OTHER-SE>                                 162,948,000             173,480,000             179,868,000
<TOTAL-LIABILITY-AND-EQUITY>               662,877,000             689,472,000             711,174,000
<SALES>                                      5,058,000              10,221,000                       0
<TOTAL-REVENUES>                            95,087,000             193,035,000             275,759,000
<CGS>                                        4,993,000               9,663,000                       0
<TOTAL-COSTS>                               83,792,000             168,316,000             247,216,000
<OTHER-EXPENSES>                               785,000               2,567,000               3,195,000
<LOSS-PROVISION>                                     0                (28,000)                       0 
<INTEREST-EXPENSE>                           1,391,000               2,925,000               3,612,000
<INCOME-PRETAX>                              4,126,000               9,592,000              21,736,000
<INCOME-TAX>                                 1,035,000               2,521,000               6,312,000
<INCOME-CONTINUING>                          3,091,000               7,071,000              15,424,000
<DISCONTINUED>                                       0                       0             (6,817,000)
<EXTRAORDINARY>                                      0                       0                       0
<CHANGES>                                            0                       0                       0
<NET-INCOME>                                 3,091,000               7,071,000               8,607,000
<EPS-PRIMARY>                                     1.04                    2.38                    2.89
<EPS-DILUTED>                                     1.01                    2.30                    2.79
        

</TABLE>