<ARTICLE> 5 <PERIOD-TYPE> 9-MOS <FISCAL-YEAR-END> DEC-31-1999 <PERIOD-END> SEP-30-1999 <CASH> 146,975,000 <SECURITIES> 66,589,000 <RECEIVABLES> 32,371,000 <ALLOWANCES> 390,000 <INVENTORY> (18,000) <CURRENT-ASSETS> 254,844,000 <PP&E> 75,967,000 <DEPRECIATION> 44,557,000 <TOTAL-ASSETS> 639,847,000 <CURRENT-LIABILITIES> 87,422,000 <BONDS> 402,095,000 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 75,391,000 <OTHER-SE> 34,686,000 <TOTAL-LIABILITY-AND-EQUITY> 639,847,000 <SALES> 0 <TOTAL-REVENUES> 443,643,000 <CGS> 0 <TOTAL-COSTS> 273,274,000 <OTHER-EXPENSES> 23,655,000 <LOSS-PROVISION> (557,000) <INTEREST-EXPENSE> 22,311,000 <INCOME-PRETAX> 139,086,000 <INCOME-TAX> 50,684,000 <INCOME-CONTINUING> 88,402,000 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 88,402,000 <EPS-BASIC> 1.05 <EPS-DILUTED> 1.02