<ARTICLE>  5
<LEGEND>   This schedule contains summary financial information extracted
           from the Balance Sheet and Statement of Operations included in
           the Company's Form 10-K for the year ended March 31, 2000 and
           is qualified in its entirety by reference to such Financial
           Statements.
</LEGEND>
<MULTIPLIER> 1,000

                                       
<FISCAL-YEAR-END>                         Mar-31-2000
<PERIOD-START>                            Apr-01-1999
<PERIOD-END>                              Mar-31-2000
<PERIOD-TYPE>                             12-MOS
<CASH>                                       55,314
<SECURITIES>                                      0
<RECEIVABLES>                                25,832
<ALLOWANCES>                                    944
<INVENTORY>                                  16,594
<CURRENT-ASSETS>                            100,810
<PP&E>                                      454,965
<DEPRECIATION>                              183,740
<TOTAL-ASSETS>                              377,062
<CURRENT-LIABILITIES>                        24,938
<BONDS>                                     230,000
<PREFERRED-MANDATORY>                             0
<PREFERRED>                                       0
<COMMON>                                         46
<OTHER-SE>                                  117,525
<TOTAL-LIABILITY-AND-EQUITY>                377,062
<SALES>                                     192,762
<TOTAL-REVENUES>                            192,762
<CGS>                                       236,788
<TOTAL-COSTS>                               236,788
<OTHER-EXPENSES>                             18,865
<LOSS-PROVISION>                                  0
<INTEREST-EXPENSE>                           10,893
<INCOME-PRETAX>                             (73,784)
<INCOME-TAX>                                (22,135)
<INCOME-CONTINUING>                         (51,649)
<DISCONTINUED>                                    0
<EXTRAORDINARY>                                   0
<CHANGES>                                         0
<NET-INCOME>                                (51,649)
<EPS-BASIC>                                ($1.14)
<EPS-DILUTED>                                ($1.14)