| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 40,203 | -9.1% |
| 1Q26 | 43,015 | -1.4% |
| 4Q25 | 43,094 | +0.6% |
| 3Q25 | 43,320 | -1.3% |
| 2Q25 | 44,251 | +3.6% |
| 1Q25 | 43,646 | +2.1% |
| 4Q24 | 42,830 | +1.2% |
| 3Q24 | 43,892 | -3.9% |
| 2Q24 | 42,709 | -17.1% |
| 1Q24 | 42,757 | -11.2% |
| 4Q23 | 42,321 | -10.9% |
| 3Q23 | 45,667 | +8.6% |
| 2Q23 | 51,489 | +20.9% |
| 1Q23 | 48,173 | +32.6% |
| 4Q22 | 47,512 | +33.0% |
| 3Q22 | 42,055 | +33.6% |
| 2Q22 | 42,584 | +48.1% |
| 1Q22 | 36,320 | +25.1% |
| 4Q21 | 35,728 | +13.2% |
| 3Q21 | 31,485 | -5.3% |
| 2Q21 | 28,751 | -15.5% |
| 1Q21 | 29,040 | -11.2% |
| 4Q20 | 31,557 | -9.9% |
| 3Q20 | 33,241 | -10.8% |
| 2Q20 | 34,028 | -7.5% |
| 1Q20 | 32,714 | -6.9% |
| 4Q19 | 35,017 | -6.8% |
| 3Q19 | 37,246 | -3.0% |
| 2Q19 | 36,790 | +6.1% |
| 1Q19 | 35,127 | +2.4% |
| 4Q18 | 37,583 | +9.1% |
| 3Q18 | 38,416 | +24.7% |
| 2Q18 | 34,678 | +15.1% |
| 1Q18 | 34,296 | +20.3% |
| 4Q17 | 34,437 | +19.5% |
| 3Q17 | 30,809 | -5.4% |
| 2Q17 | 30,132 | -19.0% |
| 1Q17 | 28,506 | -21.7% |
| 4Q16 | 28,816 | - |
| 3Q16 | 32,567 | - |
| 2Q16 | 37,202 | - |
| 1Q16 | 36,392 | - |