<ARTICLE> 5 <PERIOD-TYPE> 3-MOS 3-MOS <FISCAL-YEAR-END> DEC-31-1996 DEC-31-1997 <PERIOD-START> JAN-01-1996 JAN-01-1997 <PERIOD-END> MAR-31-1996 MAR-31-1997 <CASH> 1,254 1,064 <SECURITIES> 0 0 <RECEIVABLES> 17,828 21,473 <ALLOWANCES> 0 0 <INVENTORY> 611 687 <CURRENT-ASSETS> 20,381 24,395 <PP&E> 158,154 171,234 <DEPRECIATION> (45,020) (46,814) <TOTAL-ASSETS> 234,820 266,462 <CURRENT-LIABILITIES> 44,314 31,173 <BONDS> 0 0 <PREFERRED-MANDATORY> 0 0 <PREFERRED> 0 0 <COMMON> 0 0 <OTHER-SE> (25,438) (25,394) <TOTAL-LIABILITY-AND-EQUITY> 234,820 266,462 <SALES> 29,699 40,232 <TOTAL-REVENUES> 29,699 40,232 <CGS> 17,406 22,298 <TOTAL-COSTS> 24,959 33,274 <OTHER-EXPENSES> 0 0 <LOSS-PROVISION> 0 0 <INTEREST-EXPENSE> 2,846 6,712 <INCOME-PRETAX> 1,894 64 <INCOME-TAX> 0 0 <INCOME-CONTINUING> 1,894 64 <DISCONTINUED> 0 0 <EXTRAORDINARY> 0 0 <CHANGES> 0 0 <NET-INCOME> 1,894 64 <EPS-PRIMARY> 0 0 <EPS-DILUTED> 0 0