WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
<ARTICLE> 5
<MULTIPLIER> 1,000
<RESTATED>
<S> <C> <C> <C>
<PERIOD-TYPE> YEAR YEAR YEAR
<FISCAL-YEAR-END> DEC-31-1995 DEC-31-1996 DEC-31-1997
<PERIOD-START> JAN-01-1995 JAN-01-1996 JAN-01-1997
<PERIOD-END> DEC-31-1995 DEC-31-1996 DEC-31-1997
<CASH> 15,157 12,435 12,041
<SECURITIES> 0 0 20,174
<RECEIVABLES> 21,858 21,762 38,272
<ALLOWANCES> (316) (382) (587)
<INVENTORY> 20,943 18,414 32,616
<CURRENT-ASSETS> 60,182 55,456 108,764
<PP&E> 13,026 20,114 25,386
<DEPRECIATION> (4,844) (7,684) (9,821)
<TOTAL-ASSETS> 71,437 71,514 134,183
<CURRENT-LIABILITIES> 18,954 12,112 32,747
<BONDS> 0 0 0
0 0 0
0 0 0
<COMMON> 25 25 26
<OTHER-SE> 49,747 56,333 99,181
<TOTAL-LIABILITY-AND-EQUITY> 71,437 71,514 134,183
<SALES> 129,361 136,547 183,247
<TOTAL-REVENUES> 129,361 136,547 183,247
<CGS> 68,969 87,576 114,280
<TOTAL-COSTS> 68,969 87,576 114,280
<OTHER-EXPENSES> 33,574 38,791 48,826
<LOSS-PROVISION> 0 0 0
<INTEREST-EXPENSE> 685 320 527
<INCOME-PRETAX> 26,313 10,117 19,909
<INCOME-TAX> 10,060 4,030 7,603
<INCOME-CONTINUING> 16,253 6,087 12,306
<DISCONTINUED> 0 0 0
<EXTRAORDINARY> 0 0 0
<CHANGES> 0 0 0
<NET-INCOME> 16,253 6,087 12,306
<EPS-BASIC> 0.72 0.24 0.48
<EPS-DILUTED> 0.69<F1> 0.23<F1> 0.46<F1>
<FN>
<F1>Restated per pooling merger of Advanced Energy and NOAH HOLDINGS, INC. in Q2 2000
</FN>
</TABLE>