| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 24,636 | +18.6% |
| 2Q26 | 22,830 | -9.8% |
| 1Q26 | 23,797 | -4.3% |
| 4Q25 | 28,252 | +23.7% |
| 3Q25 | 20,772 | -21.5% |
| 2Q25 | 25,314 | -3.5% |
| 1Q25 | 24,873 | +5.0% |
| 4Q24 | 22,831 | +15.5% |
| 3Q24 | 26,453 | +6.8% |
| 2Q24 | 26,243 | +22.7% |
| 1Q24 | 23,680 | +17.5% |
| 4Q23 | 19,760 | -1.7% |
| 3Q23 | 24,769 | +41.6% |
| 2Q23 | 21,388 | +33.4% |
| 1Q23 | 20,161 | +12.7% |
| 4Q22 | 20,105 | +10.9% |
| 3Q22 | 17,490 | -3.2% |
| 2Q22 | 16,030 | +12.2% |
| 1Q22 | 17,896 | +25.3% |
| 4Q21 | 18,124 | -11.3% |
| 3Q21 | 18,072 | -1.4% |
| 2Q21 | 14,284 | -27.6% |
| 1Q21 | 14,288 | -28.6% |
| 4Q20 | 20,430 | +4.9% |
| 3Q20 | 18,320 | -10.2% |
| 2Q20 | 19,738 | +1.2% |
| 1Q20 | 20,012 | +5.7% |
| 4Q19 | 19,483 | -0.8% |
| 3Q19 | 20,408 | -8.0% |
| 2Q19 | 19,511 | +14.2% |
| 1Q19 | 18,926 | +9.6% |
| 4Q18 | 19,648 | -12.2% |
| 3Q18 | 22,191 | +33.1% |
| 2Q18 | 17,090 | +6.4% |
| 1Q18 | 17,275 | +0.2% |
| 4Q17 | 22,377 | +18.4% |
| 3Q17 | 16,676 | -2.9% |
| 2Q17 | 16,065 | - |
| 1Q17 | 17,247 | - |
| 4Q16 | 18,901 | - |
| 3Q16 | 17,175 | - |