Ten-Year Summary of Selected Historical Financial Data See Notes to Consolidated Financial Statements for the summary of significant accounting policies and additional information relative to the years 1995-1997. |
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| (in thousands, except per share amounts) | 1992 | 1991 | 1990 | 1989 | 1988 | |||||
| Results of Operations | ||||||||||
| Operating revenues | $1,450,867 | $1,380,261 | $1,438,640 | $1,444,094 | $1,367,613 | |||||
| Income from operations | $ 232,112 | $ 192,866 | $ 281,768 | $ 313,691 | $ 233,290 | |||||
| Income before cumulative effect of changes in accounting principles | $ 127,796 | $ 118,721 | $ 174,576 | $ 197,893 | $ 269,117 | |||||
| Cumulative effect of change in method of accounting for income taxes | -- | -- | -- | -- | -- | |||||
| Cumulative effect of change in method of accounting for postretirement benefits other than pensions | -- | (47,897) | -- | -- | -- | |||||
| Net income | $ 127,796 | $70,824 | $ 174,576 | $ 197,893 | $ 269,117 | |||||
| Per Share Amounts | ||||||||||
| Basic earnings per common share | ||||||||||
| Income before cumulative effect of changes in accounting principles | $ 10.81 | $ 10.00 | $ 14.46 | $ 15.51 | $ 20.92 | |||||
| Cumulative effect of changes in accounting principle | -- | (4.04) | -- | -- | -- | |||||
| Net income | $ 10.81 | $ 5.96 | $ 14.46 | $ 15.51 | $ 20.92 | |||||
| Basic average shares outstanding | 11,827 | 11,874 | 12,073 | 12,755 | 12,864 | |||||
| Diluted earnings per common share | ||||||||||
| Income before cumulative effect of changes in accounting principle | $ 10.80 | $ 10.00 | $ 14.45 | $ 15.50 | $ 20.91 | |||||
| Cumulative effect of changes in accounting principle | -- | (4.04) | -- | -- | -- | |||||
| Net income | $ 10.80 | $ 5.96 | $ 14.45 | $ 15.50 | $ 20.91 | |||||
| Diluted average shares outstanding | 11,830 | 11,876 | 12,081 | 12,768 | 12,873 | |||||
| Cash dividends | $ 4.20 | $ 4.20 | $ 4.00 | $ 1.84 | $ 1.56 | |||||
| Common shareholders' equity | $ 84.17 | $ 78.12 | $ 76.31 | $ 75.40 | $ 67.50 | |||||
| Financial Position | ||||||||||
| Current assets | $ 524,975 | $ 472,219 | $ 471,669 | $ 553,188 | $ 493,736 | |||||
| Working capital | 242,627 | 183,959 | 175,807 | 283,118 | 235,698 | |||||
| Property, plant, and equipment | 390,804 | 390,313 | 394,979 | 370,597 | 352,113 | |||||
| Total assets | 1,568,121 | 1,487,661 | 1,496,509 | 1,532,211 | 1,422,267 | |||||
| Long-term debt | 51,842 | 51,915 | 126,988 | 152,061 | 154,751 | |||||
| Common shareholders' equity | 993,005 | 924,285 | 905,112 | 941,522 | 868,240 | |||||