<ARTICLE> 5 <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> DEC-31-1997 <PERIOD-END> JUN-30-1997 <CASH> 14,640,509 <SECURITIES> 0 <RECEIVABLES> 39,590,488 <ALLOWANCES> 3,812,000 <INVENTORY> 7,365,808 <CURRENT-ASSETS> 60,759,215 <PP&E> 19,166,975 <DEPRECIATION> 13,379,795 <TOTAL-ASSETS> 82,214,431 <CURRENT-LIABILITIES> 10,436,129 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 73,505 <OTHER-SE> 68,352,410 <TOTAL-LIABILITY-AND-EQUITY> 82,214,431 <SALES> 0 <TOTAL-REVENUES> 86,951,750 <CGS> 74,111,691 <TOTAL-COSTS> 81,639,406 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 1,800,000 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 4,353,564 <INCOME-TAX> 2,287,000 <INCOME-CONTINUING> 2,066,564 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 2,066,564 <EPS-PRIMARY> .18 <EPS-DILUTED> .18