<ARTICLE> 5 <MULTIPLIER> 1,000 <CURRENCY> U.S. DOLLARS <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> DEC-31-1999 <PERIOD-START> JAN-01-1999 <PERIOD-END> MAR-31-1999 <EXCHANGE-RATE> 1 <CASH> 5,727 <SECURITIES> 0 <RECEIVABLES> 14,388 <ALLOWANCES> 0 <INVENTORY> 0 <CURRENT-ASSETS> 21,126 <PP&E> 277,837 <DEPRECIATION> 131,546 <TOTAL-ASSETS> 180,739 <CURRENT-LIABILITIES> 15,541 <BONDS> 17,898 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 110 <OTHER-SE> 134,068 <TOTAL-LIABILITY-AND-EQUITY> 180,739 <SALES> 13,769 <TOTAL-REVENUES> 14,110 <CGS> 3,994 <TOTAL-COSTS> 3,994 <OTHER-EXPENSES> 125 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 241 <INCOME-PRETAX> 588 <INCOME-TAX> 179 <INCOME-CONTINUING> 409 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 409 <EPS-PRIMARY> 0.04 <EPS-DILUTED> 0.04