<ARTICLE> 5 <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> MAR-31-2000 <PERIOD-START> APR-01-1999 <PERIOD-END> SEP-30-1999 <CASH> 10,862,000 <SECURITIES> 0 <RECEIVABLES> 35,951,000 <ALLOWANCES> 3,016,000 <INVENTORY> 0 <CURRENT-ASSETS> 47,808,000 <PP&E> 43,397,000 <DEPRECIATION> 25,923,000 <TOTAL-ASSETS> 72,626,000 <CURRENT-LIABILITIES> 11,810,000 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 33,933,000 <OTHER-SE> 23,941,000 <TOTAL-LIABILITY-AND-EQUITY> 72,626,000 <SALES> 0 <TOTAL-REVENUES> 91,570,000 <CGS> 0 <TOTAL-COSTS> 82,139,000 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 9,431,000 <INCOME-TAX> 3,584,000 <INCOME-CONTINUING> 5,847,000 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 5,847,000 <EPS-BASIC> 0.72 <EPS-DILUTED> 0.71