| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 26,114 | +3.7% |
| 2Q26 | 24,966 | +3.9% |
| 1Q26 | 25,509 | +7.9% |
| 4Q25 | 24,470 | +9.4% |
| 3Q25 | 25,186 | +7.3% |
| 2Q25 | 24,038 | +3.1% |
| 1Q25 | 23,635 | +1.9% |
| 4Q24 | 22,363 | -2.6% |
| 3Q24 | 23,464 | -8.3% |
| 2Q24 | 23,305 | -7.8% |
| 1Q24 | 23,203 | -4.1% |
| 4Q23 | 22,950 | -11.0% |
| 3Q23 | 25,580 | +6.6% |
| 2Q23 | 25,289 | -0.9% |
| 1Q23 | 24,197 | +1.6% |
| 4Q22 | 25,789 | +11.5% |
| 3Q22 | 23,988 | +7.9% |
| 2Q22 | 25,528 | +25.2% |
| 1Q22 | 23,811 | +32.0% |
| 4Q21 | 23,131 | +22.0% |
| 3Q21 | 22,241 | +11.0% |
| 2Q21 | 20,396 | +2.0% |
| 1Q21 | 18,035 | -7.5% |
| 4Q20 | 18,953 | +2.6% |
| 3Q20 | 20,044 | +3.3% |
| 2Q20 | 19,995 | +8.2% |
| 1Q20 | 19,489 | +5.1% |
| 4Q19 | 18,481 | +4.0% |
| 3Q19 | 19,397 | +3.8% |
| 2Q19 | 18,488 | +0.9% |
| 1Q19 | 18,535 | +1.4% |
| 4Q18 | 17,770 | +1.1% |
| 3Q18 | 18,679 | +1.9% |
| 2Q18 | 18,318 | +3.3% |
| 1Q18 | 18,271 | +2.6% |
| 4Q17 | 17,577 | +1.3% |
| 3Q17 | 18,325 | +1.8% |
| 2Q17 | 17,735 | - |
| 1Q17 | 17,806 | - |
| 4Q16 | 17,359 | - |
| 3Q16 | 17,998 | - |