<ARTICLE> 5
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLARS

                             
<PERIOD-TYPE>                   3-MOS
<FISCAL-YEAR-END>                          DEC-31-2000
<PERIOD-START>                             JUL-01-2000
<PERIOD-END>                               SEP-30-2000
<EXCHANGE-RATE>                                      1
<CASH>                                          35,849
<SECURITIES>                                   623,185
<RECEIVABLES>                                  145,690
<ALLOWANCES>                                     1,717
<INVENTORY>                                     36,392
<CURRENT-ASSETS>                               929,240
<PP&E>                                         479,701
<DEPRECIATION>                                 128,997
<TOTAL-ASSETS>                               1,403,056
<CURRENT-LIABILITIES>                          235,812
<BONDS>                                         48,824
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                         1,516
<OTHER-SE>                                   1,059,690
<TOTAL-LIABILITY-AND-EQUITY>                 1,403,056
<SALES>                                        193,242
<TOTAL-REVENUES>                               233,754
<CGS>                                           29,858
<TOTAL-COSTS>                                  169,270
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                               1,100
<INCOME-PRETAX>                                 97,688
<INCOME-TAX>                                    29,307
<INCOME-CONTINUING>                             68,381
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    68,381
<EPS-BASIC>                                       0.46
<EPS-DILUTED>                                     0.44