| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 20,718 | -7.9% |
| 2Q26 | 24,558 | -15.1% |
| 1Q26 | 30,245 | +5.4% |
| 4Q25 | 25,544 | +4.8% |
| 3Q25 | 22,506 | -7.8% |
| 2Q25 | 28,912 | +18.1% |
| 1Q25 | 28,703 | +2.3% |
| 4Q24 | 24,385 | -6.6% |
| 3Q24 | 24,416 | +4.0% |
| 2Q24 | 24,490 | +1.9% |
| 1Q24 | 28,063 | +15.2% |
| 4Q23 | 26,106 | +25.8% |
| 3Q23 | 23,476 | +41.8% |
| 2Q23 | 24,027 | +28.9% |
| 1Q23 | 24,364 | +9.0% |
| 4Q22 | 20,760 | -4.2% |
| 3Q22 | 16,559 | +16.2% |
| 2Q22 | 18,634 | -2.7% |
| 1Q22 | 22,344 | +23.6% |
| 4Q21 | 21,660 | +20.0% |
| 3Q21 | 14,255 | +1.2% |
| 2Q21 | 19,153 | +2.0% |
| 1Q21 | 18,083 | -5.2% |
| 4Q20 | 18,047 | -0.3% |
| 3Q20 | 14,091 | -15.2% |
| 2Q20 | 18,771 | +1.2% |
| 1Q20 | 19,082 | +9.6% |
| 4Q19 | 18,096 | -1.0% |
| 3Q19 | 16,615 | -8.2% |
| 2Q19 | 18,546 | +0.6% |
| 1Q19 | 17,410 | -9.5% |
| 4Q18 | 18,274 | +23.1% |
| 3Q18 | 18,108 | +6.8% |
| 2Q18 | 18,440 | +5.1% |
| 1Q18 | 19,248 | -9.6% |
| 4Q17 | 14,848 | +12.3% |
| 3Q17 | 16,957 | -15.6% |
| 2Q17 | 17,537 | +5.9% |
| 1Q17 | 21,281 | -1.8% |
| 4Q16 | 13,219 | - |
| 3Q16 | 20,099 | - |
| 2Q16 | 16,554 | - |
| 1Q16 | 21,662 | - |