WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

  


<ARTICLE> 5
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          AUG-31-1995
<PERIOD-START>                             SEP-01-1994
<PERIOD-END>                               FEB-28-1995
<CASH>                                             203
<SECURITIES>                                    46,199
<RECEIVABLES>                                   43,248
<ALLOWANCES>                                     3,827
<INVENTORY>                                      1,374
<CURRENT-ASSETS>                                96,888
<PP&E>                                         102,242
<DEPRECIATION>                                  29,083
<TOTAL-ASSETS>                                 188,783
<CURRENT-LIABILITIES>                           34,669
<COMMON>                                            10
<OTHER-SE>                                     134,004
<TOTAL-LIABILITY-AND-EQUITY>                   188,783
<TOTAL-REVENUES>                                73,946
<TOTAL-COSTS>                                   64,359
<OTHER-EXPENSES>                                   526
<INTEREST-EXPENSE>                               1,061
<INCOME-PRETAX>                                  9,771
<INCOME-TAX>                                     3,937
<NET-INCOME>                                     5,834
<EPS-PRIMARY>                                     0.62
<EPS-DILUTED>                                     0.58