
<TABLE> <S> <C>


<ARTICLE> 5
<LEGEND> THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
JANUARY 31, 1999 CONSOLIDATED BALANCE SHEET AND CONSOLIDATED STATEMENT OF
OPERATIONS FOR THE NINE-MONTH PERIOD ENDED JANUARY 31, 1999, AND IS QUALIFIED IN
ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS AND THE FOOTNOTES
THERETO.
</LEGEND>
<MULTIPLIER> 1,000
       
<S>                                          <C>
<PERIOD-TYPE>                                9-MOS
<FISCAL-YEAR-END>                                              APR-30-1999
<PERIOD-START>                                                 MAY-01-1998
<PERIOD-END>                                                   JAN-31-1999
<CASH>                                                                 155
<SECURITIES>                                                             0
<RECEIVABLES>                                                       23,227
<ALLOWANCES>                                                         1,730
<INVENTORY>                                                            771
<CURRENT-ASSETS>                                                    28,249
<PP&E>                                                             112,442
<DEPRECIATION>                                                      59,572
<TOTAL-ASSETS>                                                     247,560
<CURRENT-LIABILITIES>                                               21,537
<BONDS>                                                                  0
<PREFERRED-MANDATORY>                                                    0
<PREFERRED>                                                              0
<COMMON>                                                               151
<OTHER-SE>                                                         146,805
<TOTAL-LIABILITY-AND-EQUITY>                                       247,560
<SALES>                                                                  0
<TOTAL-REVENUES>                                                   123,957
<CGS>                                                                    0
<TOTAL-COSTS>                                                      108,242
<OTHER-EXPENSES>                                                     3,142
<LOSS-PROVISION>                                                       942
<INTEREST-EXPENSE>                                                   3,532
<INCOME-PRETAX>                                                     12,573
<INCOME-TAX>                                                         5,263
<INCOME-CONTINUING>                                                  7,310
<DISCONTINUED>                                                           0
<EXTRAORDINARY>                                                          0
<CHANGES>                                                                0
<NET-INCOME>                                                         7,310
<EPS-PRIMARY>                                                         0.15
<EPS-DILUTED>                                                         0.15

        

</TABLE>
