| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 40,566 | -4.4% |
| 2Q26 | 37,502 | -9.6% |
| 1Q26 | 39,216 | -11.7% |
| 4Q25 | 40,646 | -7.5% |
| 3Q25 | 42,426 | -7.7% |
| 2Q25 | 41,467 | -3.3% |
| 1Q25 | 44,420 | -12.2% |
| 4Q24 | 43,963 | -8.7% |
| 3Q24 | 45,985 | -8.3% |
| 2Q24 | 42,879 | -9.0% |
| 1Q24 | 50,596 | -8.6% |
| 4Q23 | 48,166 | -0.2% |
| 3Q23 | 50,133 | -1.0% |
| 2Q23 | 47,129 | +6.0% |
| 1Q23 | 55,359 | +27.5% |
| 4Q22 | 48,250 | +32.5% |
| 3Q22 | 50,618 | +51.6% |
| 2Q22 | 44,448 | +55.3% |
| 1Q22 | 43,435 | +44.4% |
| 4Q21 | 36,411 | +11.6% |
| 3Q21 | 33,381 | +2.7% |
| 2Q21 | 28,627 | -21.5% |
| 1Q21 | 30,089 | -20.4% |
| 4Q20 | 32,625 | +7.6% |
| 3Q20 | 32,496 | -8.5% |
| 2Q20 | 36,487 | +11.1% |
| 1Q20 | 37,799 | +15.4% |
| 4Q19 | 30,312 | -9.3% |
| 3Q19 | 35,499 | +16.6% |
| 2Q19 | 32,843 | +28.1% |
| 1Q19 | 32,761 | +22.7% |
| 4Q18 | 33,402 | +38.3% |
| 3Q18 | 30,439 | +40.6% |
| 2Q18 | 25,631 | +27.6% |
| 1Q18 | 26,703 | +30.4% |
| 4Q17 | 24,154 | +28.1% |
| 3Q17 | 21,647 | +8.9% |
| 2Q17 | 20,092 | - |
| 1Q17 | 20,480 | - |
| 4Q16 | 18,860 | - |
| 3Q16 | 19,880 | - |