<ARTICLE> 5 <MULTIPLIER> 1,000 <CURRENCY> U.S. DOLLARS <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> JUN-30-1997 <PERIOD-END> DEC-31-1996 <EXCHANGE-RATE> 1,000 <CASH> 70,426 <SECURITIES> 0 <RECEIVABLES> 25,876 <ALLOWANCES> 0 <INVENTORY> 8,850 <CURRENT-ASSETS> 131,416 <PP&E> 1,246,994 <DEPRECIATION> 359,660 <TOTAL-ASSETS> 1,204,405 <CURRENT-LIABILITIES> 130,307 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 614 <OTHER-SE> 264,190 <TOTAL-LIABILITY-AND-EQUITY> 1,204,405 <SALES> 385,850 <TOTAL-REVENUES> 385,850 <CGS> 0 <TOTAL-COSTS> 354,369 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 27,069 <INCOME-PRETAX> 4,754 <INCOME-TAX> 1,902 <INCOME-CONTINUING> 2,852 <DISCONTINUED> 0 <EXTRAORDINARY> 6,069 <CHANGES> 0 <NET-INCOME> (3,217) <EPS-PRIMARY> (.05) <EPS-DILUTED> (.05)