| Revenue | 4,819.25a | 5,303.32a | 7,436.56a |
| Investment income | 14.81a | 10.14a | 3.16a |
| Costs and expenses | — | — | — |
| Purchased transportation | -3,745.24a | -4,068.26a | -5,804.02a |
| Commissions to agents | -392.75a | -462.67a | -614.87a |
| Other operating costs, net of gains on asset sales/dispositions | -58.78a | -54.19a | -45.19a |
| Insurance and claims | -113.93a | -114.24a | -125.84a |
| Selling, general and administrative | -217.71a | -211.8a | -221.28a |
| Depreciation and amortization | -56.74a | -58.15a | -57.45a |
| Total costs and expenses | -4,585.15a | -4,969.31a | -6,868.64a |
| Operating income | 248.91a | 344.15a | 571.08a |
| Interest and debt (income) expense | -5.42a | -3.95a | 3.62a |
| Income before income taxes | 254.33a | 348.1a | 567.46a |
| Income taxes | -58.38a | -83.7a | -136.55a |
| Net income | 195.95a | 264.39a | 430.91a |