| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 30,877 | +8.5% |
| 1Q26 | 23,918 | -7.1% |
| 4Q25 | 33,902 | -2.6% |
| 3Q25 | 29,370 | -4.5% |
| 2Q25 | 28,449 | -4.7% |
| 1Q25 | 25,747 | +6.4% |
| 4Q24 | 34,814 | +7.9% |
| 3Q24 | 30,757 | +13.6% |
| 2Q24 | 29,854 | +9.9% |
| 1Q24 | 24,202 | -1.5% |
| 4Q23 | 32,273 | +2.9% |
| 3Q23 | 27,070 | -3.6% |
| 2Q23 | 27,170 | +3.3% |
| 1Q23 | 24,583 | +11.0% |
| 4Q22 | 31,364 | -8.9% |
| 3Q22 | 28,084 | -2.0% |
| 2Q22 | 26,314 | -13.7% |
| 1Q22 | 22,147 | -15.8% |
| 4Q21 | 34,446 | -3.5% |
| 3Q21 | 28,666 | +7.0% |
| 2Q21 | 30,508 | +21.8% |
| 1Q21 | 26,307 | +24.8% |
| 4Q20 | 35,690 | +20.3% |
| 3Q20 | 26,793 | +4.6% |
| 2Q20 | 25,038 | +13.5% |
| 1Q20 | 21,071 | +22.9% |
| 4Q19 | 29,669 | +20.3% |
| 3Q19 | 25,620 | +7.1% |
| 2Q19 | 22,052 | -12.0% |
| 1Q19 | 17,149 | -13.0% |
| 4Q18 | 24,665 | -9.9% |
| 3Q18 | 23,924 | -3.1% |
| 2Q18 | 25,073 | +14.1% |
| 1Q18 | 19,709 | +18.5% |
| 4Q17 | 27,385 | -0.2% |
| 3Q17 | 24,693 | +8.5% |
| 2Q17 | 21,983 | - |
| 1Q17 | 16,632 | - |
| 4Q16 | 27,436 | - |
| 3Q16 | 22,765 | - |