| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q26 | 20,168 | -9.9% |
| 3Q26 | 21,089 | +12.1% |
| 4Q25 | 22,381 | +23.8% |
| 3Q25 | 18,807 | +15.7% |
| 2Q25 | 15,143 | -5.3% |
| 1Q25 | 18,463 | +12.8% |
| 4Q24 | 18,075 | +24.3% |
| 3Q24 | 16,255 | +27.6% |
| 2Q24 | 15,985 | +34.7% |
| 1Q24 | 16,364 | +13.9% |
| 4Q23 | 14,540 | -12.1% |
| 3Q23 | 12,741 | +2.9% |
| 2Q23 | 11,868 | +28.9% |
| 1Q23 | 14,363 | +10.6% |
| 4Q22 | 16,550 | +35.6% |
| 3Q22 | 12,385 | -11.2% |
| 2Q22 | 9,210 | -28.4% |
| 1Q22 | 12,986 | -19.1% |
| 4Q21 | 12,204 | -29.5% |
| 3Q21 | 13,955 | -27.6% |
| 2Q21 | 12,872 | +4.7% |
| 1Q21 | 16,062 | -7.6% |
| 4Q20 | 17,316 | -2.2% |
| 3Q20 | 19,282 | +12.8% |
| 2Q20 | 12,289 | -13.4% |
| 1Q20 | 17,385 | -11.0% |
| 4Q19 | 17,704 | +10.2% |
| 3Q19 | 17,087 | +35.9% |
| 2Q19 | 14,191 | -7.7% |
| 1Q19 | 19,533 | +9.8% |
| 4Q18 | 16,061 | +21.4% |
| 3Q18 | 12,569 | -10.5% |
| 2Q18 | 15,377 | +31.5% |
| 1Q18 | 17,786 | -8.7% |
| 4Q17 | 13,227 | -18.5% |
| 3Q17 | 14,046 | +29.8% |
| 2Q17 | 11,689 | - |
| 1Q17 | 19,482 | - |
| 4Q16 | 16,226 | - |
| 3Q16 | 10,825 | - |