| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 18,033 | -4.7% |
| 1Q26 | 18,723 | -7.3% |
| 4Q25 | 18,338 | -13.8% |
| 3Q25 | 19,003 | -6.8% |
| 2Q25 | 18,924 | -7.7% |
| 1Q25 | 20,187 | -3.6% |
| 4Q24 | 21,277 | +6.7% |
| 3Q24 | 20,400 | -2.4% |
| 2Q24 | 20,507 | -2.3% |
| 1Q24 | 20,939 | +2.9% |
| 4Q23 | 19,943 | +42.4% |
| 3Q23 | 20,905 | +9.6% |
| 2Q23 | 20,995 | +6.7% |
| 1Q23 | 20,346 | +15.6% |
| 4Q22 | 14,002 | - |
| 3Q21 | 19,081 | - |
| 2Q21 | 19,676 | - |
| 1Q21 | 17,594 | - |