| Assets | — | — |
| Current assets | — | — |
| Cash and cash equivalents | 515.02a | 481.04a |
| Short-term investments | 51.62a | 59.66a |
| Trade accounts receivable, less allowance of $12,904 and $11,738 | 683.84a | 743.76a |
| Other receivables, including advances to independent contractors, less allowance of $17,812 and $14,010 | 47.16a | 43.34a |
| Other current assets | 22.23a | 24.94a |
| Total current assets | 1,319.87a | 1,352.74a |
| Operating property, less accumulated depreciation and amortization of $456,547 and $436,682 | 311.35a | 284.3a |
| Goodwill | 40.93a | 42.28a |
| Other assets | 141.17a | 122.53a |
| Total assets | 1,813.31a | 1,801.85a |
| Liabilities and shareholders’ equity | — | — |
| Current liabilities | — | — |
| Cash overdraft | 61.03a | 61.54a |
| Accounts payable | 383.63a | 395.98a |
| Current maturities of long-term debt | 33.12a | 27.88a |
| Insurance claims | 40.51a | 41.83a |
| Dividends payable | 70.63a | 71.43a |
| Other current liabilities | 84.24a | 76.57a |
| Total current liabilities | 673.15a | 675.22a |
| Long-term debt, excluding current maturities | 69.19a | 43.26a |
| Insurance claims | 62.84a | 58.92a |
| Deferred income taxes and other noncurrent liabilities | 35.69a | 40.51a |
| Shareholders’ equity | — | — |
| Common stock, $0.01 par value, authorized 160,000,000 shares, issued 68,559,269 and 68,497,324 shares | 0.69a | 0.69a |
| Additional paid-in capital | 255.26a | 254.64a |
| Retained earnings | 2,859.92a | 2,783.65a |
| Cost of 33,243,196 and 32,780,651 shares of common stock in treasury | -2,131.41a | -2,048.18a |
| Accumulated other comprehensive loss | -12.01a | -6.87a |
| Total shareholders’ equity | 972.44a | 983.92a |
| Total liabilities and shareholders’ equity | 1,813.31a | 1,801.85a |