| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 4,395 | -9.7% |
| 2Q26 | 4,677 | -6.1% |
| 1Q26 | 5,175 | +5.5% |
| 4Q25 | 5,167 | +3.2% |
| 3Q25 | 4,868 | +12.7% |
| 2Q25 | 4,981 | +11.6% |
| 1Q25 | 4,905 | +12.2% |
| 4Q24 | 5,009 | +2.5% |
| 3Q24 | 4,319 | +8.0% |
| 2Q24 | 4,464 | +4.2% |
| 1Q24 | 4,373 | +2.3% |
| 4Q23 | 4,885 | +11.8% |
| 3Q23 | 3,998 | +11.2% |
| 2Q23 | 4,284 | +8.7% |
| 1Q23 | 4,275 | +1.4% |
| 4Q22 | 4,370 | -23.0% |
| 3Q22 | 3,595 | -30.2% |
| 2Q22 | 3,940 | -29.4% |
| 1Q22 | 4,218 | -25.7% |
| 4Q21 | 5,674 | -6.1% |
| 3Q21 | 5,152 | +3.3% |
| 2Q21 | 5,584 | +3.2% |
| 1Q21 | 5,675 | -1.9% |
| 4Q20 | 6,044 | +13.7% |
| 3Q20 | 4,989 | -7.2% |
| 2Q20 | 5,412 | +3.1% |
| 1Q20 | 5,786 | +0.9% |
| 4Q19 | 5,314 | +2.0% |
| 3Q19 | 5,377 | +7.1% |
| 2Q19 | 5,251 | +2.1% |
| 1Q19 | 5,735 | +1.3% |
| 4Q18 | 5,210 | - |
| 3Q18 | 5,019 | - |
| 2Q18 | 5,145 | - |
| 1Q18 | 5,661 | - |