<ARTICLE> 5 <MULTIPLIER> 1,000 <PERIOD-TYPE> 9-MOS <FISCAL-YEAR-END> DEC-31-1995 <PERIOD-END> SEP-30-1995 <CASH> 52,517 <SECURITIES> 232,948 <RECEIVABLES> 18,386 <ALLOWANCES> 0 <INVENTORY> 0 <CURRENT-ASSETS> 316,659 <PP&E> 137,871 <DEPRECIATION> 37,480 <TOTAL-ASSETS> 430,701 <CURRENT-LIABILITIES> 42,906 <BONDS> 29,132 <COMMON> 343 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <OTHER-SE> 358,320 <TOTAL-LIABILITY-AND-EQUITY> 430,701 <SALES> 98,554 <TOTAL-REVENUES> 111,043 <CGS> 7,753 <TOTAL-COSTS> 99,719 <OTHER-EXPENSES> 5,398 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 5,926 <INCOME-TAX> 1,250 <INCOME-CONTINUING> 4,676 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 4,676 <EPS-PRIMARY> 0.13 <EPS-DILUTED> 0.13