<TABLE> <S> <C>
<ARTICLE> 5
<MULTIPLIER> 1000
<S> <C>
<PERIOD-TYPE> YEAR
<FISCAL-YEAR-END> MAR-31-2000
<PERIOD-START> APR-01-1999
<PERIOD-END> MAR-31-2000
<CASH> 188,112
<SECURITIES> 0
<RECEIVABLES> 75,911
<ALLOWANCES> 0
<INVENTORY> 59,461
<CURRENT-ASSETS> 364,813
<PP&E> 439,030
<DEPRECIATION> 0
<TOTAL-ASSETS> 812,411
<CURRENT-LIABILITIES> 168,500
<BONDS> 0
0
0
<COMMON> 81
<OTHER-SE> 624,215
<TOTAL-LIABILITY-AND-EQUITY> 812,411
<SALES> 495,729
<TOTAL-REVENUES> 495,729
<CGS> 237,985
<TOTAL-COSTS> 237,985
<OTHER-EXPENSES> 0
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 1,048
<INCOME-PRETAX> 139,784
<INCOME-TAX> 37,740
<INCOME-CONTINUING> 102,044
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> 102,044
<EPS-BASIC> 1.33
<EPS-DILUTED> 1.25
</TABLE>