<ARTICLE> 5 <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> DEC-31-1997 <PERIOD-END> SEP-30-1997 <CASH> 19,351,574 <SECURITIES> 0 <RECEIVABLES> 40,733,154 <ALLOWANCES> 4,187,000 <INVENTORY> 7,411,189 <CURRENT-ASSETS> 66,577,055 <PP&E> 19,630,535 <DEPRECIATION> 13,861,346 <TOTAL-ASSETS> 86,149,454 <CURRENT-LIABILITIES> 12,320,393 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 73,891 <OTHER-SE> 70,571,573 <TOTAL-LIABILITY-AND-EQUITY> 86,149,454 <SALES> 0 <TOTAL-REVENUES> 134,160,823 <CGS> 114,190,260 <TOTAL-COSTS> 125,977,943 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 1,800,000 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 7,482,003 <INCOME-TAX> 3,560,000 <INCOME-CONTINUING> 3,922,003 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 3,922,003 <EPS-PRIMARY> .34 <EPS-DILUTED> .34