| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 25,524 | +4.1% |
| 2Q26 | 24,925 | +2.0% |
| 1Q26 | 24,682 | +7.3% |
| 4Q25 | 24,986 | +7.9% |
| 3Q25 | 24,529 | +0.4% |
| 2Q25 | 24,444 | +1.1% |
| 1Q25 | 22,993 | -0.7% |
| 4Q24 | 23,150 | -1.6% |
| 3Q24 | 24,424 | +8.4% |
| 2Q24 | 24,171 | +5.8% |
| 1Q24 | 23,154 | +10.1% |
| 4Q23 | 23,527 | +7.4% |
| 3Q23 | 22,539 | +13.2% |
| 2Q23 | 22,844 | +8.9% |
| 1Q23 | 21,025 | +0.4% |
| 4Q22 | 21,909 | +2.1% |
| 3Q22 | 19,906 | -6.1% |
| 2Q22 | 20,981 | +14.5% |
| 1Q22 | 20,942 | +16.6% |
| 4Q21 | 21,448 | -3.2% |
| 3Q21 | 21,195 | -1.1% |
| 2Q21 | 18,319 | -14.4% |
| 1Q21 | 17,963 | -19.0% |
| 4Q20 | 22,158 | -4.8% |
| 3Q20 | 21,430 | -10.3% |
| 2Q20 | 21,405 | -8.3% |
| 1Q20 | 22,177 | -4.1% |
| 4Q19 | 23,263 | -2.6% |
| 3Q19 | 23,888 | +4.1% |
| 2Q19 | 23,346 | +1.4% |
| 1Q19 | 23,130 | +0.3% |
| 4Q18 | 23,896 | +4.6% |
| 3Q18 | 22,949 | +2.4% |
| 2Q18 | 23,018 | +3.7% |
| 1Q18 | 23,061 | +7.5% |
| 4Q17 | 22,842 | +0.9% |
| 3Q17 | 22,414 | +4.8% |
| 2Q17 | 22,187 | - |
| 1Q17 | 21,443 | - |
| 4Q16 | 22,649 | - |
| 3Q16 | 21,392 | - |