| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 24,130 | +6.8% |
| 2Q26 | 21,261 | -0.6% |
| 1Q26 | 21,050 | -2.2% |
| 4Q25 | 22,738 | -13.0% |
| 3Q25 | 22,589 | -20.5% |
| 2Q25 | 21,392 | -15.1% |
| 1Q25 | 21,521 | -18.4% |
| 4Q24 | 26,141 | -5.0% |
| 3Q24 | 28,415 | +2.2% |
| 2Q24 | 25,193 | +4.8% |
| 1Q24 | 26,380 | +23.2% |
| 4Q23 | 27,522 | +1.2% |
| 3Q23 | 27,810 | +4.8% |
| 2Q23 | 24,032 | +11.2% |
| 1Q23 | 21,418 | +9.1% |
| 4Q22 | 27,193 | +9.9% |
| 3Q22 | 26,540 | +9.8% |
| 2Q22 | 21,621 | +0.6% |
| 1Q22 | 19,631 | -1.1% |
| 4Q21 | 24,745 | +0.7% |
| 3Q21 | 24,168 | +0.9% |
| 2Q21 | 21,484 | -8.5% |
| 1Q21 | 19,842 | -9.8% |
| 4Q20 | 24,584 | -2.7% |
| 3Q20 | 23,963 | +10.0% |
| 2Q20 | 23,472 | +13.2% |
| 1Q20 | 21,998 | +3.0% |
| 4Q19 | 25,274 | +9.6% |
| 3Q19 | 21,777 | -5.1% |
| 2Q19 | 20,731 | +0.3% |
| 1Q19 | 21,356 | +8.2% |
| 4Q18 | 23,058 | -6.9% |
| 3Q18 | 22,936 | +15.8% |
| 2Q18 | 20,666 | +8.4% |
| 1Q18 | 19,746 | +16.9% |
| 4Q17 | 24,765 | +29.2% |
| 3Q17 | 19,814 | +14.8% |
| 2Q17 | 19,059 | - |
| 1Q17 | 16,890 | - |
| 4Q16 | 19,174 | - |
| 3Q16 | 17,264 | - |