| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 1,970 | -7.6% |
| 1Q26 | 2,634 | -9.2% |
| 4Q25 | 2,957 | -12.9% |
| 3Q25 | 2,642 | +19.8% |
| 2Q25 | 2,132 | -25.4% |
| 1Q25 | 2,902 | +14.3% |
| 4Q24 | 3,396 | -9.9% |
| 3Q24 | 2,206 | -32.4% |
| 2Q24 | 2,857 | -5.2% |
| 1Q24 | 2,539 | +2.3% |
| 4Q23 | 3,769 | +11.6% |
| 3Q23 | 3,265 | +3.9% |
| 2Q23 | 3,015 | -0.7% |
| 1Q23 | 2,482 | -14.0% |
| 4Q22 | 3,377 | +24.2% |
| 3Q22 | 3,143 | +43.1% |
| 2Q22 | 3,035 | +19.3% |
| 1Q22 | 2,887 | -7.2% |
| 4Q21 | 2,720 | -23.0% |
| 3Q21 | 2,197 | -50.1% |
| 2Q21 | 2,545 | -45.8% |
| 1Q21 | 3,110 | -19.7% |
| 4Q20 | 3,531 | -19.1% |
| 3Q20 | 4,400 | -2.8% |
| 2Q20 | 4,698 | +15.4% |
| 1Q20 | 3,873 | +3.3% |
| 4Q19 | 4,363 | -8.7% |
| 3Q19 | 4,525 | +28.4% |
| 2Q19 | 4,070 | +1.9% |
| 1Q19 | 3,751 | +53.4% |
| 4Q18 | 4,778 | +21.6% |
| 3Q18 | 3,525 | +17.0% |
| 2Q18 | 3,995 | +26.0% |
| 1Q18 | 2,446 | -9.1% |
| 4Q17 | 3,928 | -2.6% |
| 3Q17 | 3,014 | +4.5% |
| 2Q17 | 3,171 | - |
| 1Q17 | 2,691 | - |
| 4Q16 | 4,031 | - |
| 3Q16 | 2,884 | - |