<ARTICLE> 5
<LEGEND>
This  schedule  contains  summary  financial   information  extracted  from  the
consolidated  statement of earnings and the  consolidated  balance sheets and is
qualified in its entirety by reference to such financial statements.
</LEGEND>
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLARS
       
                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-1995
<PERIOD-START>                             JAN-01-1995
<PERIOD-END>                               JUN-30-1995
<EXCHANGE-RATE>                                      1
<CASH>                                         144,404
<SECURITIES>                                     9,338
<RECEIVABLES>                                  113,978
<ALLOWANCES>                                    18,674
<INVENTORY>                                     46,045
<CURRENT-ASSETS>                               300,325
<PP&E>                                       1,313,085
<DEPRECIATION>                                 547,327
<TOTAL-ASSETS>                               1,280,019
<CURRENT-LIABILITIES>                          146,975
<BONDS>                                        362,935
<COMMON>                                        20,662
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                     29,245
<OTHER-SE>                                     383,618
<TOTAL-LIABILITY-AND-EQUITY>                 1,280,019
<SALES>                                        423,856
<TOTAL-REVENUES>                               565,844
<CGS>                                          325,943
<TOTAL-COSTS>                                  433,187
<OTHER-EXPENSES>                                42,886
<LOSS-PROVISION>                                 9,562
<INTEREST-EXPENSE>                              19,254
<INCOME-PRETAX>                                 60,955
<INCOME-TAX>                                    23,241
<INCOME-CONTINUING>                             37,714
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    37,714
<EPS-PRIMARY>                                     1.86
<EPS-DILUTED>                                     1.86