<ARTICLE> 5 <RESTATED> <MULTIPLIER> 1,000 <PERIOD-TYPE> YEAR <FISCAL-YEAR-END> DEC-31-1998 <PERIOD-START> JAN-01-1998 <PERIOD-END> DEC-31-1998 <CASH> 156,977 <SECURITIES> 32,241 <RECEIVABLES> 369,703 <ALLOWANCES> 6,540 <INVENTORY> 0 <CURRENT-ASSETS> 602,819 <PP&E> 430,408 <DEPRECIATION> 156,763 <TOTAL-ASSETS> 1,210,923 <CURRENT-LIABILITIES> 363,380 <BONDS> 158,106 <PREFERRED-MANDATORY> 0 <PREFERRED> 33 <COMMON> 1,057 <OTHER-SE> 645,042 <TOTAL-LIABILITY-AND-EQUITY> 1,210,923 <SALES> 0 <TOTAL-REVENUES> 1,403,719 <CGS> 0 <TOTAL-COSTS> 1,252,409 <OTHER-EXPENSES> (8,104) <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 12,440 <INCOME-PRETAX> 146,974 <INCOME-TAX> 58,405 <INCOME-CONTINUING> 88,569 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 88,569 <EPS-BASIC> 0.85 <EPS-DILUTED> 0.80