<ARTICLE> 5 <MULTIPLIER> 1,000 <CURRENCY> US DOLLAR <PERIOD-TYPE> YEAR <FISCAL-YEAR-END> DEC-31-1997 <PERIOD-START> JAN-01-1997 <PERIOD-END> DEC-31-1997 <EXCHANGE-RATE> 1 <CASH> 47,726 <SECURITIES> 1,299 <RECEIVABLES> 62,148 <ALLOWANCES> 0 <INVENTORY> 0 <CURRENT-ASSETS> 117,680 <PP&E> 26,979 <DEPRECIATION> 15,116 <TOTAL-ASSETS> 194,129 <CURRENT-LIABILITIES> 102,798 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 874 <OTHER-SE> 76,268 <TOTAL-LIABILITY-AND-EQUITY> 194,129 <SALES> 124,365 <TOTAL-REVENUES> 129,191 <CGS> 0 <TOTAL-COSTS> 91,576 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 849 <INCOME-PRETAX> 31,638 <INCOME-TAX> 12,251 <INCOME-CONTINUING> 19,387 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 19,387 <EPS-PRIMARY> 2.22 <EPS-DILUTED> 2.22