<ARTICLE> 5
<LEGEND>
This schedule contains summary financial information extracted from the
Company's consolidated balance sheet as of December 31, 1997, and the related
consolidated statements of operations for the year ended December 31, 1997 and
the notes thereto, and is qualified in its entirety by reference to such
consolidated financial statements and notes.
</LEGEND>
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   YEAR
<FISCAL-YEAR-END>                          DEC-31-1997
<PERIOD-END>                               DEC-31-1997
<CASH>                                          72,003
<SECURITIES>                                   313,218
<RECEIVABLES>                                   40,987
<ALLOWANCES>                                         0
<INVENTORY>                                     15,201
<CURRENT-ASSETS>                               441,409
<PP&E>                                          54,220
<DEPRECIATION>                                   5,695
<TOTAL-ASSETS>                                 774,880
<CURRENT-LIABILITIES>                           48,539
<BONDS>                                        287,500
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                            46
<OTHER-SE>                                     429,231
<TOTAL-LIABILITY-AND-EQUITY>                   774,880
<SALES>                                              0
<TOTAL-REVENUES>                               181,323
<CGS>                                           32,081
<TOTAL-COSTS>                                  121,701
<OTHER-EXPENSES>                               137,639
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                               5,816
<INCOME-PRETAX>                               (65,887)
<INCOME-TAX>                                    18,805
<INCOME-CONTINUING>                           (84,692)
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                  (84,692)
<EPS-PRIMARY>                                   (1.93)
<EPS-DILUTED>                                   (1.93)