<ARTICLE> 5 <LEGEND> This schedule contains summary financial information extracted from the consolidated statement of earnings and the consolidated balance sheets and is qualified in its entirety by reference to such financial statements. </LEGEND> <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> 178,818 <SECURITIES> 0 <RECEIVABLES> 174,985 <ALLOWANCES> 16,942 <INVENTORY> 37,837 <CURRENT-ASSETS> 378,618 <PP&E> 1,731,589 <DEPRECIATION> 771,989 <TOTAL-ASSETS> 1,502,033 <CURRENT-LIABILITIES> 159,936 <BONDS> 384,307 <COMMON> 22,635 <PREFERRED-MANDATORY> 29,368 <PREFERRED> 0 <OTHER-SE> 547,506 <TOTAL-LIABILITY-AND-EQUITY> 1,502,033 <SALES> 280,283 <TOTAL-REVENUES> 344,829 <CGS> 197,994 <TOTAL-COSTS> 255,495 <OTHER-EXPENSES> 25,673 <LOSS-PROVISION> 2,573 <INTEREST-EXPENSE> 8,779 <INCOME-PRETAX> 52,309 <INCOME-TAX> 20,013 <INCOME-CONTINUING> 32,296 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 32,296 <EPS-PRIMARY> 1.43<F1> <EPS-DILUTED> 1.42 <FN> <F1> EPS - Primary is EPS Basic per SFAS 128 </FN>