<ARTICLE> 5 <MULTIPLIER> 1000 <PERIOD-TYPE> 9-MOS <FISCAL-YEAR-END> DEC-31-2000 <PERIOD-END> SEP-30-2000 <CASH> 0 <SECURITIES> 0 <RECEIVABLES> 9,136 <ALLOWANCES> 0 <INVENTORY> 0 <CURRENT-ASSETS> 11,082 <PP&E> 320,485 <DEPRECIATION> 84,857 <TOTAL-ASSETS> 299,338 <CURRENT-LIABILITIES> 8,665 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 55,762 <OTHER-SE> 97,532 <TOTAL-LIABILITY-AND-EQUITY> 299,338 <SALES> 49,737 <TOTAL-REVENUES> 56,216 <CGS> 3,614 <TOTAL-COSTS> 3,614 <OTHER-EXPENSES> 21,512 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 5,643 <INCOME-PRETAX> 26,544 <INCOME-TAX> 7,664 <INCOME-CONTINUING> 18,880 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 18,880 <EPS-BASIC> 2.30 <EPS-DILUTED> 2.27