<ARTICLE> 5
       
                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1998
<PERIOD-START>                             JAN-01-1998
<PERIOD-END>                               SEP-30-1998
<CASH>                                      30,450,000
<SECURITIES>                                         0
<RECEIVABLES>                               33,565,000
<ALLOWANCES>                                         0
<INVENTORY>                                  2,828,000
<CURRENT-ASSETS>                            70,033,000
<PP&E>                                      12,221,000
<DEPRECIATION>                                       0
<TOTAL-ASSETS>                              82,487,000
<CURRENT-LIABILITIES>                       20,236,000
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                    62,251,000
<OTHER-SE>                                           0
<TOTAL-LIABILITY-AND-EQUITY>                82,487,000
<SALES>                                    113,119,000
<TOTAL-REVENUES>                           113,119,000
<CGS>                                       87,083,000
<TOTAL-COSTS>                               87,083,000
<OTHER-EXPENSES>                             3,843,000
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                   0
<INCOME-PRETAX>                             22,905,000
<INCOME-TAX>                                 8,511,000
<INCOME-CONTINUING>                         14,394,000
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                14,394,000
<EPS-PRIMARY>                                     1.46
<EPS-DILUTED>                                     1.31