<ARTICLE> 5 <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> DEC-31-1999 <PERIOD-START> JAN-01-1999 <PERIOD-END> MAR-31-1999 <CASH> 3,337 <SECURITIES> 0 <RECEIVABLES> 30,373 <ALLOWANCES> 1,235 <INVENTORY> 0 <CURRENT-ASSETS> 38,978 <PP&E> 167,198 <DEPRECIATION> 42,595 <TOTAL-ASSETS> 164,804 <CURRENT-LIABILITIES> 40,609 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 72,361 <OTHER-SE> 5,574 <TOTAL-LIABILITY-AND-EQUITY> 164,804 <SALES> 65,832 <TOTAL-REVENUES> 65,832 <CGS> 0 <TOTAL-COSTS> 60,908 <OTHER-EXPENSES> (54) <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 731 <INCOME-PRETAX> 4,247 <INCOME-TAX> 1,715 <INCOME-CONTINUING> 2,532 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 2,532 <EPS-PRIMARY> 0.24 <EPS-DILUTED> 0.24