<ARTICLE> 5 <MULTIPLIER> 1000 <PERIOD-TYPE> YEAR <FISCAL-YEAR-END> DEC-31-1999 <PERIOD-END> DEC-31-1999 <CASH> 657 <SECURITIES> 0 <RECEIVABLES> 6,880 <ALLOWANCES> 0 <INVENTORY> 0 <CURRENT-ASSETS> 9,321 <PP&E> 267,820 <DEPRECIATION> 76,553 <TOTAL-ASSETS> 274,011 <CURRENT-LIABILITIES> 7,074 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 55,762 <OTHER-SE> 98,581 <TOTAL-LIABILITY-AND-EQUITY> 274,011 <SALES> 41,138 <TOTAL-REVENUES> 47,135 <CGS> 4,311 <TOTAL-COSTS> 4,311 <OTHER-EXPENSES> 22,109 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 3,298 <INCOME-PRETAX> 18,834 <INCOME-TAX> 4,330 <INCOME-CONTINUING> 14,504 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 14,504 <EPS-BASIC> 1.73 <EPS-DILUTED> 1.71