<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE JANUARY
31, 2000 CONSOLIDATED BALANCE SHEET AND CONSOLIDATED STATEMENT OF OPERATIONS FOR
THE NINE-MONTH PERIOD ENDED JANUARY 31, 2000, AND IS QUALIFIED IN ITS ENTIRETY
BY REFERENCE TO SUCH FINACIAL STATEMENTS AND THE FOOTNOTES THERETO.
</LEGEND>
<MULTIPLIER> 1,000

                                     
<PERIOD-TYPE>                             9-MOS
<FISCAL-YEAR-END>                                             APR-30-2000
<PERIOD-START>                                                MAY-01-1999
<PERIOD-END>                                                  JAN-31-2000
<CASH>                                                             10,183
<SECURITIES>                                                            0
<RECEIVABLES>                                                      93,381
<ALLOWANCES>                                                        4,789
<INVENTORY>                                                        12,010
<CURRENT-ASSETS>                                                  147,181
<PP&E>                                                            451,716
<DEPRECIATION>                                                     86,088
<TOTAL-ASSETS>                                                    757,295
<CURRENT-LIABILITIES>                                              79,220
<BONDS>                                                                 0
<PREFERRED-MANDATORY>                                                   0
<PREFERRED>                                                             0
<COMMON>                                                              232
<OTHER-SE>                                                        269,029
<TOTAL-LIABILITY-AND-EQUITY>                                      757,295
<SALES>                                                                 0
<TOTAL-REVENUES>                                                  203,428
<CGS>                                                                   0
<TOTAL-COSTS>                                                     122,824
<OTHER-EXPENSES>                                                   53,549
<LOSS-PROVISION>                                                    1,402
<INTEREST-EXPENSE>                                                  7,984
<INCOME-PRETAX>                                                    19,696
<INCOME-TAX>                                                        8,733
<INCOME-CONTINUING>                                                10,963
<DISCONTINUED>                                                     (1,662)
<EXTRAORDINARY>                                                      (631)
<CHANGES>                                                               0
<NET-INCOME>                                                        8,670
<EPS-BASIC>                                                          0.50
<EPS-DILUTED>                                                        0.49