<ARTICLE> 5 <RESTATED> <MULTIPLIER> 1,000 <PERIOD-TYPE> 12-MOS <FISCAL-YEAR-END> DEC-31-1998 <PERIOD-START> JAN-01-1998 <PERIOD-END> DEC-31-1998 <CASH> 268,934 <SECURITIES> 41,133 <RECEIVABLES> 145,079 <ALLOWANCES> 0 <INVENTORY> 12,001 <CURRENT-ASSETS> 612,001 <PP&E> 763,922 <DEPRECIATION> 423,845 <TOTAL-ASSETS> 1,171,519 <CURRENT-LIABILITIES> 430,695 <BONDS> 106,321 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 80,481 <OTHER-SE> 526,084 <TOTAL-LIABILITY-AND-EQUITY> 1,171,519 <SALES> 1,931,796 <TOTAL-REVENUES> 1,931,796 <CGS> 916,405 <TOTAL-COSTS> 1,688,786 <OTHER-EXPENSES> (8,178) <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 8,273 <INCOME-PRETAX> 242,915 <INCOME-TAX> 99,852 <INCOME-CONTINUING> 143,063 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 143,063 <EPS-BASIC> 1.77 <EPS-DILUTED> 1.77