| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 6,567 | +13.4% |
| 3Q25 | 5,405 | -13.8% |
| 2Q25 | 4,882 | -15.8% |
| 1Q25 | 5,233 | -8.6% |
| 4Q24 | 5,792 | +5.8% |
| 3Q24 | 6,268 | +23.2% |
| 2Q24 | 5,795 | +15.3% |
| 1Q24 | 5,728 | +3.2% |
| 4Q23 | 5,474 | +2.1% |
| 3Q23 | 5,087 | -4.4% |
| 2Q23 | 5,028 | +1.6% |
| 1Q23 | 5,552 | -2.2% |
| 4Q22 | 5,362 | -10.5% |
| 3Q22 | 5,323 | -1.2% |
| 2Q22 | 4,949 | -7.5% |
| 1Q22 | 5,678 | -7.8% |
| 4Q21 | 5,992 | -4.6% |
| 3Q21 | 5,389 | -7.4% |
| 2Q21 | 5,351 | -0.7% |
| 1Q21 | 6,162 | -2.0% |
| 4Q20 | 6,278 | -7.6% |
| 3Q20 | 5,823 | -12.5% |
| 2Q20 | 5,387 | -13.6% |
| 1Q20 | 6,286 | -8.7% |
| 4Q19 | 6,793 | -3.4% |
| 3Q19 | 6,651 | +8.4% |
| 2Q19 | 6,232 | +13.0% |
| 1Q19 | 6,883 | +3.2% |
| 4Q18 | 7,028 | +5.2% |
| 3Q18 | 6,135 | +5.1% |
| 2Q18 | 5,515 | -4.4% |
| 1Q18 | 6,670 | +6.5% |
| 4Q17 | 6,682 | +5.1% |
| 3Q17 | 5,840 | +4.7% |
| 2Q17 | 5,769 | -2.1% |
| 1Q17 | 6,265 | -1.7% |
| 4Q16 | 6,357 | -3.4% |
| 3Q16 | 5,580 | - |
| 2Q16 | 5,893 | - |
| 1Q16 | 6,370 | - |
| 4Q15 | 6,579 | - |