<TABLE> <S> <C>
<ARTICLE> 5
<RESTATED>
<MULTIPLIER> 1,000
<S> <C> <C> <C>
<PERIOD-TYPE> YEAR YEAR YEAR
<FISCAL-YEAR-END> DEC-31-1999 DEC-31-1998 DEC-31-1997
<PERIOD-END> DEC-31-1999 DEC-31-1998 DEC-31-1997
<CASH> 173,167 31,254 47,665
<SECURITIES> 0 0 0
<RECEIVABLES> 319,705 139,058 171,255
<ALLOWANCES> 3,700 2,000 3,527
<INVENTORY> 38,941 21,750 18,512
<CURRENT-ASSETS> 590,294 226,648 326,057
<PP&E> 8,592,010 4,854,211 4,219,235
<DEPRECIATION> 4,168,590 3,230,683 2,646,752
<TOTAL-ASSETS> 6,096,360 1,930,537 1,965,386
<CURRENT-LIABILITIES> 467,344 219,856 270,314
<BONDS> 2,416,521 735,871 427,037
0 0 0
1,500 0 0
<COMMON> 12,632 7,090 7,077
<OTHER-SE> 2,507,188 742,673 999,469
<TOTAL-LIABILITY-AND-EQUITY> 6,096,360 1,930,537 0
<SALES> 1,225,003 660,060 945,904
<TOTAL-REVENUES> 1,245,599 684,308 994,159
<CGS> 0 0 0
<TOTAL-COSTS> 0 0 0
<OTHER-EXPENSES> 345,603 252,700 297,224
<LOSS-PROVISION> 0 0 0
<INTEREST-EXPENSE> 109,613 43,532 41,488
<INCOME-PRETAX> (199,378) (361,992) (340,233)
<INCOME-TAX> (49,434) (126,107) (126,742)
<INCOME-CONTINUING> (149,944) (235,885) (218,191)
<DISCONTINUED> 0 0 0
<EXTRAORDINARY> (4,200) 0 0
<CHANGES> 0 0 0
<NET-INCOME> (154,144) (235,885) (218,191)
<EPS-BASIC> (1.68) (3.32) (3.35)
<EPS-DILUTED> (1.68) (3.32) (3.35)
</TABLE>