<TABLE> <S> <C>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM FORM 10Q FOR
THE PERIOD ENDED SEPTEMBER 30, 2000 AND IS QUALIFIED IN ITS ENTIRETY BY
REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
<CURRENCY> U.S DOLLARS
<S> <C>
<PERIOD-TYPE> 9-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-START> JAN-01-2000
<PERIOD-END> SEP-30-2000
<EXCHANGE-RATE> 1
<CASH> 21,116
<SECURITIES> 2,067
<RECEIVABLES> 37,092
<ALLOWANCES> 6,434
<INVENTORY> 0
<CURRENT-ASSETS> 101,832
<PP&E> 485,483
<DEPRECIATION> 371,945
<TOTAL-ASSETS> 317,211
<CURRENT-LIABILITIES> 92,854
<BONDS> 217,000
0
0
<COMMON> 324
<OTHER-SE> 643
<TOTAL-LIABILITY-AND-EQUITY> 317,211
<SALES> 101,516
<TOTAL-REVENUES> 101,516
<CGS> 46,421
<TOTAL-COSTS> 46,421
<OTHER-EXPENSES> 0
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 22,228
<INCOME-PRETAX> 22,776
<INCOME-TAX> 13,309
<INCOME-CONTINUING> 8,606
<DISCONTINUED> 0
<EXTRAORDINARY> 3,095
<CHANGES> 0
<NET-INCOME> 11,701
<EPS-BASIC> 0.39
<EPS-DILUTED> 0.39
</TABLE>