<ARTICLE> 5 <RESTATED> <MULTIPLIER> 1,000 <PERIOD-TYPE> 3-MOS 6-MOS 9-MOS YEAR <FISCAL-YEAR-END> DEC-31-1997 DEC-31-1997 DEC-31-1997 DEC-31-1997 <PERIOD-START> JAN-01-1997 JAN-01-1997 JAN-01-1997 JAN-01-1997 <PERIOD-END> MAR-31-1997 JUN-30-1997 SEP-30-1997 DEC-31-1997 <CASH> 52,319 30,822 47,943 47,933 <SECURITIES> 0 0 0 0 <RECEIVABLES> 281,472 315,083 346,980 361,387 <ALLOWANCES> 39,097 50,720 45,870 52,590 <INVENTORY> 0 0 0 0 <CURRENT-ASSETS> 389,806 375,048 577,284 462,269 <PP&E> 1,960,826 2,020,596 2,071,925 2,120,727 <DEPRECIATION> 446,311 469,219 493,599 515,814 <TOTAL-ASSETS> 2,595,927 2,541,548 2,646,665 2,584,905 <CURRENT-LIABILITIES> 356,593 321,405 329,378 300,023 <BONDS> 805,338 753,967 812,191 751,281 <PREFERRED-MANDATORY> 0 0 0 0 <PREFERRED> 0 0 0 0 <COMMON> 7,166 7,171 7,190 7,199 <OTHER-SE> 1,058,301 1,096,452 1,132,655 1,155,830 <TOTAL-LIABILITY-AND-EQUITY> 2,595,927 2,541,548 2,646,665 2,584,905 <SALES> 0 0 0 0 <TOTAL-REVENUES> 546,543 1,105,317 1,656,994 2,228,534 <CGS> 0 0 0 0 <TOTAL-COSTS> 429,958 865,962 1,311,625 1,760,923 <OTHER-EXPENSES> 26,353 54,424 82,879 112,723 <LOSS-PROVISION> 5,618 12,816 22,116 34,745 <INTEREST-EXPENSE> 14,424 29,422 43,420 56,805 <INCOME-PRETAX> 58,554 120,170 175,359 240,355 <INCOME-TAX> 21,350 41,762 60,957 85,064 <INCOME-CONTINUING> 37,204 78,408 114,402 155,291 <DISCONTINUED> 40,512 35,948 37,965 41,209 <EXTRAORDINARY> 0 0 0 (3,216) <CHANGES> 0 0 0 (3,173) <NET-INCOME> 77,716 114,356 152,367 190,111 <EPS-PRIMARY> 0.72 1.06 1.41 1.76 <EPS-DILUTED> 0.70 1.03 1.37 1.71