| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 1,963 | -2.8% |
| 2Q26 | 2,056 | -4.6% |
| 1Q26 | 1,883 | -9.8% |
| 4Q25 | 1,949 | -7.4% |
| 3Q25 | 2,019 | -6.4% |
| 2Q25 | 2,155 | -8.9% |
| 1Q25 | 2,087 | -8.9% |
| 4Q24 | 2,104 | -10.7% |
| 3Q24 | 2,157 | -9.1% |
| 2Q24 | 2,365 | -9.2% |
| 1Q24 | 2,291 | -9.6% |
| 4Q23 | 2,356 | -7.9% |
| 3Q23 | 2,373 | -5.6% |
| 2Q23 | 2,605 | -6.6% |
| 1Q23 | 2,535 | -8.0% |
| 4Q22 | 2,558 | -5.4% |
| 3Q22 | 2,514 | -11.6% |
| 2Q22 | 2,788 | -6.1% |
| 1Q22 | 2,755 | -9.3% |
| 4Q21 | 2,703 | -2.0% |
| 3Q21 | 2,843 | +7.7% |
| 2Q21 | 2,969 | +12.6% |
| 1Q21 | 3,038 | +20.9% |
| 4Q20 | 2,757 | +18.9% |
| 3Q20 | 2,639 | +23.4% |
| 2Q20 | 2,636 | +24.3% |
| 1Q20 | 2,513 | +35.3% |
| 4Q19 | 2,319 | +34.2% |
| 3Q19 | 2,139 | +22.7% |
| 2Q19 | 2,120 | +16.9% |
| 1Q19 | 1,857 | +7.6% |
| 4Q18 | 1,728 | +6.7% |
| 3Q18 | 1,743 | +13.0% |
| 2Q18 | 1,814 | +20.1% |
| 1Q18 | 1,726 | +29.9% |
| 4Q17 | 1,620 | +41.4% |
| 3Q17 | 1,543 | +40.2% |
| 2Q17 | 1,511 | - |
| 1Q17 | 1,329 | - |
| 4Q16 | 1,146 | - |
| 3Q16 | 1,100 | - |