<ARTICLE> 5
<MULTIPLIER> 1,000
       
                                                                       
<PERIOD-TYPE>                   YEAR                   YEAR                   YEAR
<FISCAL-YEAR-END>                          DEC-31-1998             DEC-31-1997             DEC-31-1996
<PERIOD-START>                             JAN-01-1998             JAN-01-1997             JAN-01-1996
<PERIOD-END>                               DEC-31-1998             DEC-31-1997             DEC-31-1996
<CASH>                                         127,335                 114,604                       0
<SECURITIES>                                     1,753                  98,437                       0
<RECEIVABLES>                                   11,647                  11,103                       0
<ALLOWANCES>                                         0                       0                       0
<INVENTORY>                                     43,675                  35,927                       0
<CURRENT-ASSETS>                               184,410                 260,071                       0
<PP&E>                                         187,089                 417,865                       0
<DEPRECIATION>                                  83,453                 110,429                       0
<TOTAL-ASSETS>                                 365,980                 658,702                       0
<CURRENT-LIABILITIES>                           30,573                  38,461                       0
<BONDS>                                        246,452                 288,590                       0
<PREFERRED-MANDATORY>                            7,078                   7,078                       0
<PREFERRED>                                          0                       0                       0
<COMMON>                                        22,958                  22,950                       0
<OTHER-SE>                                     379,180                 389,648                       0
<TOTAL-LIABILITY-AND-EQUITY>                    77,067                 322,089                       0
<SALES>                                        102,505                 131,161                  90,724
<TOTAL-REVENUES>                               111,661                 151,900                 104,071
<CGS>                                           97,878                 134,565                  81,464
<TOTAL-COSTS>                                   97,878                 134,565                  81,464
<OTHER-EXPENSES>                               245,614                  21,407                  74,726
<LOSS-PROVISION>                                     0                       0                       0
<INTEREST-EXPENSE>                              13,662                  10,253                   3,635
<INCOME-PRETAX>                              (245,493)                (14,325)                (55,754)
<INCOME-TAX>                                       919                   (242)                 (1,184)
<INCOME-CONTINUING>                          (246,412)                (14,083)                (54,570)
<DISCONTINUED>                                       0                       0                       0
<EXTRAORDINARY>                                 12,158                       0                       0
<CHANGES>                                            0                       0                       0
<NET-INCOME>                                 (234,254)                (14,083)                (54,570)
<EPS-PRIMARY>                                  (11.18)                  (1.12)                  (2.93)
<EPS-DILUTED>                                  (11.18)                  (1.12)                  (2.93)