<ARTICLE> 5 <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> DEC-31-1999 <PERIOD-END> MAR-31-1999 <CASH> 18,834,277 <SECURITIES> 0 <RECEIVABLES> 49,926,454 <ALLOWANCES> 3,449,000 <INVENTORY> 8,079,812 <CURRENT-ASSETS> 76,015,862 <PP&E> 18,071,441 <DEPRECIATION> 11,871,377 <TOTAL-ASSETS> 97,432,132 <CURRENT-LIABILITIES> 11,797,152 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 110,580 <OTHER-SE> 82,705,415 <TOTAL-LIABILITY-AND-EQUITY> 82,815,995 <SALES> 0 <TOTAL-REVENUES> 55,622,204 <CGS> 47,403,301 <TOTAL-COSTS> 51,704,121 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 4,116,007 <INCOME-TAX> 1,687,000 <INCOME-CONTINUING> 2,429,007 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 2,429,007 <EPS-PRIMARY> .22 <EPS-DILUTED> .21