<ARTICLE> 5 <MULTIPLIER> 1,000 <PERIOD-TYPE> YEAR <FISCAL-YEAR-END> DEC-31-1996 <PERIOD-START> JAN-01-1996 <PERIOD-END> DEC-31-1996 <CASH> 169,875 <SECURITIES> 45,408 <RECEIVABLES> 171,099 <ALLOWANCES> 7,423 <INVENTORY> 0 <CURRENT-ASSETS> 396,638 <PP&E> 140,279 <DEPRECIATION> 43,581 <TOTAL-ASSETS> 540,080 <CURRENT-LIABILITIES> 286,832 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 1,076 <OTHER-SE> 252,172 <TOTAL-LIABILITY-AND-EQUITY> 540,080 <SALES> 0 <TOTAL-REVENUES> 450,052 <CGS> 0 <TOTAL-COSTS> 394,228 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 2,461 <INTEREST-EXPENSE> 165 <INCOME-PRETAX> 61,712 <INCOME-TAX> 28,851 <INCOME-CONTINUING> 35,861 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 35,861 <EPS-PRIMARY> 0.30 <EPS-DILUTED> 0.30