WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE. <ARTICLE> 5 <PERIOD-TYPE> YEAR <FISCAL-YEAR-END> DEC-31-1994 <PERIOD-END> DEC-31-1994 <CASH> 43,302 <SECURITIES> 39,918 <RECEIVABLES> 224,344 <ALLOWANCES> (20,049) <INVENTORY> 8,877 <CURRENT-ASSETS> 355,099 <PP&E> 299,821 <DEPRECIATION> (175,818) <TOTAL-ASSETS> 581,156 <CURRENT-LIABILITIES> 363,814 <BONDS> 0 <COMMON> 34,836 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <OTHER-SE> 56,978 <TOTAL-LIABILITY-AND-EQUITY> 919,814 <SALES> 578,776 <TOTAL-REVENUES> 578,776 <CGS> 275,264 <TOTAL-COSTS> 275,264 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 6,391 <INTEREST-EXPENSE> 125 <INCOME-PRETAX> 32,429 <INCOME-TAX> 13,500 <INCOME-CONTINUING> 32,429 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 18,929 <EPS-PRIMARY> .55 <EPS-DILUTED> .55