<TABLE> <S> <C>
<ARTICLE> 5
<MULTIPLIER> 1,000
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> MAR-31-2001
<PERIOD-START> APR-01-2000
<PERIOD-END> SEP-30-2000
<CASH> 253,817
<SECURITIES> 17,148
<RECEIVABLES> 204,190
<ALLOWANCES> 56,094
<INVENTORY> 19,285
<CURRENT-ASSETS> 582,104
<PP&E> 473,850
<DEPRECIATION> 137,888
<TOTAL-ASSETS> 1,115,100
<CURRENT-LIABILITIES> 216,908
<BONDS> 0
0
0
<COMMON> 1,383
<OTHER-SE> 892,615
<TOTAL-LIABILITY-AND-EQUITY> 1,115,100
<SALES> 374,699
<TOTAL-REVENUES> 374,699
<CGS> 196,682
<TOTAL-COSTS> 196,682
<OTHER-EXPENSES> 302,548
<LOSS-PROVISION> 3,014
<INTEREST-EXPENSE> 0
<INCOME-PRETAX> (116,593)
<INCOME-TAX> (36,144)
<INCOME-CONTINUING> (80,449)
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> (81,180)
<EPS-BASIC> 0<F1>
<EPS-DILUTED> 0<F1>
<FN>
<F1> Class A -- EPS Basic (0.57)
Class A -- EPS Diluted (0.62)
Class B -- EPS Basic (1.28)
Class B -- EPS Diluted (1.28)
</FN>
</TABLE>