| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 3,329 | -12.8% |
| 1Q26 | 3,152 | -7.9% |
| 4Q25 | 4,072 | -2.0% |
| 3Q25 | 4,049 | +6.3% |
| 2Q25 | 3,817 | +27.6% |
| 1Q25 | 3,421 | +19.2% |
| 4Q24 | 4,156 | +13.0% |
| 3Q24 | 3,809 | +23.6% |
| 2Q24 | 2,992 | -1.6% |
| 1Q24 | 2,870 | -4.3% |
| 4Q23 | 3,677 | +20.4% |
| 3Q23 | 3,082 | -8.8% |
| 2Q23 | 3,042 | +11.6% |
| 1Q23 | 2,999 | +10.1% |
| 4Q22 | 3,054 | -6.2% |
| 3Q22 | 3,380 | +28.7% |
| 2Q22 | 2,726 | +8.6% |
| 1Q22 | 2,723 | +23.4% |
| 4Q21 | 3,256 | +16.7% |
| 3Q21 | 2,626 | -11.4% |
| 2Q21 | 2,511 | -14.8% |
| 1Q21 | 2,206 | -33.0% |
| 4Q20 | 2,791 | -20.8% |
| 3Q20 | 2,965 | -5.3% |
| 2Q20 | 2,945 | -13.9% |
| 1Q20 | 3,291 | +9.1% |
| 4Q19 | 3,524 | +2.5% |
| 3Q19 | 3,131 | -4.1% |
| 2Q19 | 3,422 | +7.8% |
| 1Q19 | 3,015 | +18.8% |
| 4Q18 | 3,438 | -3.2% |
| 3Q18 | 3,265 | +10.0% |
| 2Q18 | 3,176 | +11.5% |
| 1Q18 | 2,538 | +9.7% |
| 4Q17 | 3,550 | -5.1% |
| 3Q17 | 2,968 | -7.6% |
| 2Q17 | 2,848 | - |
| 1Q17 | 2,314 | - |
| 4Q16 | 3,741 | - |
| 3Q16 | 3,212 | - |