<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM FORM 10-Q
FOR QUARTERLY PERIOD ENDED SEPTEMBER 30, 2000 AND IS QUALIFIED IN ITS ENTIRETY
BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<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> 4,131
<SECURITIES> 84,502
<RECEIVABLES> 38,072
<ALLOWANCES> 936
<INVENTORY> 0
<CURRENT-ASSETS> 76,741
<PP&E> 310,787
<DEPRECIATION> 94,490
<TOTAL-ASSETS> 634,833
<CURRENT-LIABILITIES> 75,966
<BONDS> 0
0
0
<COMMON> 10,698
<OTHER-SE> 235,275
<TOTAL-LIABILITY-AND-EQUITY> 634,833
<SALES> 154,583
<TOTAL-REVENUES> 170,617
<CGS> 62,796
<TOTAL-COSTS> 62,796
<OTHER-EXPENSES> 54,605
<LOSS-PROVISION> 785
<INTEREST-EXPENSE> 16,524
<INCOME-PRETAX> 35,907
<INCOME-TAX> 13,767
<INCOME-CONTINUING> 22,140
<DISCONTINUED> (15,377)
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> 6,763
<EPS-BASIC> .79
<EPS-DILUTED> .79
</TABLE>