<ARTICLE> 5 <PERIOD-TYPE> 9-MOS <FISCAL-YEAR-END> MAR-31-1998 <PERIOD-START> APR-01-1997 <PERIOD-END> DEC-31-1997 <CASH> 11,080,000 <SECURITIES> 0 <RECEIVABLES> 26,258,000 <ALLOWANCES> 1,301,000 <INVENTORY> 0 <CURRENT-ASSETS> 36,764,000 <PP&E> 31,844,000 <DEPRECIATION> 16,343,000 <TOTAL-ASSETS> 58,859,000 <CURRENT-LIABILITIES> 12,360,000 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 29,534,000 <OTHER-SE> 15,506,000 <TOTAL-LIABILITY-AND-EQUITY> 58,056,000 <SALES> 0 <TOTAL-REVENUES> 104,265,000 <CGS> 0 <TOTAL-COSTS> 92,892,000 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 11,373,000 <INCOME-TAX> 4,322,000 <INCOME-CONTINUING> 7,051,000 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 7,051,000 <EPS-PRIMARY> 1.67 <EPS-DILUTED> 1.63