| Sales | 6,724,294a | 6,838,245a | 8,387,307a |
| Costs and expenses | — | — | — |
| Materials, labor, and other operating expenses (excluding depreciation) | -5,393,607a | -5,409,311a | -6,472,540a |
| Depreciation and amortization | -144,113a | -132,467a | -101,593a |
| Selling and distribution expenses | -594,927a | -559,503a | -553,251a |
| General and administrative expenses | -102,317a | -114,434a | -103,750a |
| Other (income) expense, net | -708a | -1,856a | -1,676a |
| Income from operations | 490,038a | 624,386a | 1,157,849a |
| Foreign currency exchange gain (loss) | -1,164a | 7a | -1,584a |
| Pension expense (excluding service costs) | -149a | -163a | -294a |
| Interest expense | -24,067a | -25,496a | -25,412a |
| Interest income | 39,139a | 48,106a | 12,263a |
| Change in fair value of interest rate swaps | -2,038a | -1,791a | 3,559a |
| Income before income taxes | 501,759a | 645,049a | 1,146,381a |
| Income tax provision | -125,405a | -161,393a | -288,723a |
| Net income | 376,354a | 483,656a | 857,658a |