| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 1Q26 | 2,292 | +19.6% |
| 3Q25 | 2,531 | +17.1% |
| 2Q25 | 2,336 | +12.5% |
| 1Q25 | 1,916 | +4.3% |
| 4Q24 | 2,127 | +2.8% |
| 3Q24 | 2,161 | +6.4% |
| 2Q24 | 2,076 | -7.8% |
| 1Q24 | 1,838 | -2.0% |
| 4Q23 | 2,068 | -12.6% |
| 3Q23 | 2,031 | -11.2% |
| 2Q23 | 2,252 | -6.0% |
| 1Q23 | 1,876 | -0.4% |
| 4Q22 | 2,368 | +5.4% |
| 3Q22 | 2,287 | -12.3% |
| 2Q22 | 2,396 | -17.9% |
| 1Q22 | 1,883 | -19.4% |
| 4Q21 | 2,247 | -6.5% |
| 3Q21 | 2,608 | +1.6% |
| 2Q21 | 2,919 | +15.6% |
| 1Q21 | 2,337 | +12.1% |
| 4Q20 | 2,404 | +7.1% |
| 3Q20 | 2,567 | +11.4% |
| 2Q20 | 2,526 | -0.4% |
| 1Q20 | 2,084 | -18.3% |
| 4Q19 | 2,244 | -19.1% |
| 3Q19 | 2,305 | -6.9% |
| 2Q19 | 2,536 | -12.1% |
| 1Q19 | 2,552 | +6.2% |
| 4Q18 | 2,773 | +9.7% |
| 3Q18 | 2,476 | +1.1% |
| 2Q18 | 2,884 | +24.1% |
| 1Q18 | 2,402 | +28.1% |
| 4Q17 | 2,529 | +20.8% |
| 3Q17 | 2,449 | +11.1% |
| 2Q17 | 2,325 | +8.5% |
| 1Q17 | 1,875 | -0.2% |
| 4Q16 | 2,094 | - |
| 3Q16 | 2,204 | - |
| 2Q16 | 2,142 | - |
| 1Q16 | 1,879 | - |