<ARTICLE> 5
<MULTIPLIER> 1,000

                             
<PERIOD-TYPE>                   3-MOS
<FISCAL-YEAR-END>                          JUL-31-2001
<PERIOD-START>                             AUG-01-2000
<PERIOD-END>                               OCT-31-2000
<CASH>                                          90,391
<SECURITIES>                                     6,321
<RECEIVABLES>                                  143,604
<ALLOWANCES>                                     1,744
<INVENTORY>                                      4,783
<CURRENT-ASSETS>                               259,132
<PP&E>                                         402,884
<DEPRECIATION>                                 266,722
<TOTAL-ASSETS>                                 708,180
<CURRENT-LIABILITIES>                           84,732
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                           287
<OTHER-SE>                                     477,316
<TOTAL-LIABILITY-AND-EQUITY>                   708,180
<SALES>                                              0
<TOTAL-REVENUES>                                     0
<CGS>                                                0
<TOTAL-COSTS>                                   76,168
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                   0
<INCOME-PRETAX>                                  8,365
<INCOME-TAX>                                     3,346
<INCOME-CONTINUING>                                  0
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                     5,008
<EPS-BASIC>                                        .18
<EPS-DILUTED>                                      .18