| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 2,332 | +26.2% |
| 3Q25 | 2,055 | +15.1% |
| 2Q25 | 1,907 | +12.6% |
| 1Q25 | 1,675 | -7.2% |
| 4Q24 | 1,847 | +14.9% |
| 3Q24 | 1,785 | +15.7% |
| 2Q24 | 1,693 | +23.7% |
| 1Q24 | 1,805 | +52.7% |
| 4Q23 | 1,608 | +2.1% |
| 3Q23 | 1,542 | -11.4% |
| 2Q23 | 1,369 | -18.6% |
| 1Q23 | 1,182 | -22.5% |
| 4Q22 | 1,575 | -1.4% |
| 3Q22 | 1,741 | +10.4% |
| 2Q22 | 1,682 | +34.1% |
| 1Q22 | 1,526 | +18.8% |
| 4Q21 | 1,597 | +24.8% |
| 3Q21 | 1,577 | +41.5% |
| 2Q21 | 1,254 | +15.0% |
| 1Q21 | 1,284 | +19.7% |
| 4Q20 | 1,280 | +10.9% |
| 3Q20 | 1,115 | -2.7% |
| 2Q20 | 1,091 | +9.0% |
| 1Q20 | 1,073 | +13.6% |
| 4Q19 | 1,154 | +8.2% |
| 3Q19 | 1,146 | +13.4% |
| 2Q19 | 1,001 | -3.5% |
| 1Q19 | 944 | -2.6% |
| 4Q18 | 1,067 | +21.1% |
| 3Q18 | 1,011 | +32.9% |
| 2Q18 | 1,038 | +11.9% |
| 1Q18 | 970 | +10.1% |
| 1Q17 | 927 | +12.2% |
| 4Q17 | 881 | +12.2% |
| 3Q17 | 760 | +1.3% |
| 2Q17 | 645 | -19.8% |
| 1Q17 | 826 | +17.8% |
| 4Q16 | 785 | - |
| 3Q16 | 751 | - |
| 2Q16 | 804 | - |
| 1Q16 | 701 | - |