| Revenues | | 56.36 | 48.71 | 46.98 | 54.09 |
| Operating Expenses | | 38.13 | 35.61 | 35.77 | 36.39 |
| Depreciation and Amortization | | 6.93 | 8.19 | 8.51 | 8.53 |
| Operating Income/Loss | | 18.23 | 13.10 | 11.21 | 17.70 |
| Nonoperating Income/Loss | | 2.35 | 2.00 | 1.98 | 1.89 |
| Income/Loss From Continuing Operations Before Tax | | 16.56 | 11.89 | 9.43 | 15.39 |
| Income Tax Expense/Benefit | | 1.79 | 1.29 | 0.82 | 1.43 |
| | 14.77 | 10.61 | 8.61 | 13.96 |
| Attributable To Parent | | 14.77 | 10.61 | 8.61 | 13.96 |
| Available To Common Stockholders, Basic | | 14.75 | 10.59 | 8.59 | 13.94 |
| Preferred Stock Dividends And Other Adjustments | | 0.02 | 0.02 | 0.02 | 0.02 |
| Basic Average Shares | | 18.71 | 18.55 | 0.10 | 18.12 |
| Diluted Average Shares | | 18.74 | 18.58 | 0.11 | 18.15 |
| Basic Earnings Per Share | | 0.79 | 0.57 | 0.46 | 0.77 |
| Diluted Earnings Per Share | | 0.79 | 0.57 | 0.46 | 0.77 |
| Common Stock Dividends | 0.36 | 0.36 | 0.36 | 0.36 | 0.34 |