<ARTICLE> 5 <MULTIPLIER> 1,000 <PERIOD-TYPE> YEAR <FISCAL-YEAR-END> DEC-31-1997 <PERIOD-START> JAN-01-1997 <PERIOD-END> DEC-31-1997 <CASH> 139,396 <SECURITIES> 16,069 <RECEIVABLES> 175,855 <ALLOWANCES> 33,807 <INVENTORY> 1,609 <CURRENT-ASSETS> 336,005 <PP&E> 263,069 <DEPRECIATION> (167,057) <TOTAL-ASSETS> 563,244 <CURRENT-LIABILITIES> 476,153 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 3 <COMMON> 1,526 <OTHER-SE> 57,535 <TOTAL-LIABILITY-AND-EQUITY> 563,244 <SALES> 376,570 <TOTAL-REVENUES> 662,298 <CGS> 63,027 <TOTAL-COSTS> 229,943 <OTHER-EXPENSES> 789,691 <LOSS-PROVISION> 19,929 <INTEREST-EXPENSE> (7,811) <INCOME-PRETAX> (349,050) <INCOME-TAX> 7,817 <INCOME-CONTINUING> (356,867) <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> (356,867) <EPS-PRIMARY> (2.36) <EPS-DILUTED> (2.36)