| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 1Q26 | 1,636 | +0.7% |
| 4Q25 | 1,408 | +6.0% |
| 3Q25 | 1,790 | +15.0% |
| 2Q25 | 1,802 | +13.7% |
| 1Q25 | 1,625 | +7.1% |
| 4Q24 | 1,329 | +9.7% |
| 3Q24 | 1,556 | +7.1% |
| 2Q24 | 1,585 | +9.4% |
| 1Q24 | 1,517 | +11.7% |
| 4Q23 | 1,211 | +2.5% |
| 3Q23 | 1,452 | +11.8% |
| 2Q23 | 1,449 | +9.4% |
| 1Q23 | 1,357 | +18.4% |
| 4Q22 | 1,182 | +10.6% |
| 3Q22 | 1,299 | +10.4% |
| 2Q22 | 1,325 | +10.4% |
| 1Q22 | 1,147 | +2.8% |
| 4Q21 | 1,069 | +16.5% |
| 3Q21 | 1,176 | -5.8% |
| 2Q21 | 1,200 | -5.0% |
| 1Q21 | 1,116 | -3.7% |
| 4Q20 | 918 | -17.8% |
| 3Q20 | 1,249 | -1.1% |
| 2Q20 | 1,264 | -1.5% |
| 1Q20 | 1,158 | -3.0% |
| 4Q19 | 1,116 | +9.0% |
| 3Q19 | 1,262 | +6.0% |
| 2Q19 | 1,283 | +7.6% |
| 1Q19 | 1,195 | +13.1% |
| 4Q18 | 1,024 | +0.1% |
| 3Q18 | 1,191 | +1.4% |
| 2Q18 | 1,192 | -8.1% |
| 1Q18 | 1,056 | -9.6% |
| 4Q17 | 1,023 | -9.4% |
| 3Q17 | 1,174 | -3.0% |
| 2Q17 | 1,298 | +10.1% |
| 1Q17 | 1,169 | +1.6% |
| 4Q16 | 1,129 | - |
| 3Q16 | 1,210 | - |
| 2Q16 | 1,179 | - |
| 1Q16 | 1,151 | - |