| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 25,069 | +3.7% |
| 1Q26 | 25,056 | +0.6% |
| 4Q25 | 25,119 | +10.5% |
| 3Q25 | 26,632 | +1.2% |
| 2Q25 | 24,169 | -0.1% |
| 1Q25 | 24,911 | +1.3% |
| 4Q24 | 22,734 | -8.2% |
| 3Q24 | 26,317 | -1.0% |
| 2Q24 | 24,182 | -1.8% |
| 1Q24 | 24,581 | +2.3% |
| 4Q23 | 24,773 | +0.2% |
| 3Q23 | 26,573 | -4.3% |
| 2Q23 | 24,630 | +8.6% |
| 1Q23 | 24,019 | +11.2% |
| 4Q22 | 24,735 | +11.4% |
| 3Q22 | 27,773 | +11.5% |
| 2Q22 | 22,687 | +5.3% |
| 1Q22 | 21,591 | +7.5% |
| 4Q21 | 22,205 | +2.5% |
| 3Q21 | 24,911 | +4.7% |
| 2Q21 | 21,554 | -10.1% |
| 1Q21 | 20,089 | -7.3% |
| 4Q20 | 21,670 | -5.6% |
| 3Q20 | 23,791 | -6.7% |
| 2Q20 | 23,984 | +6.0% |
| 1Q20 | 21,671 | +3.4% |
| 4Q19 | 22,964 | +10.9% |
| 3Q19 | 25,497 | +11.6% |
| 2Q19 | 22,627 | +10.5% |
| 1Q19 | 20,952 | +7.0% |
| 4Q18 | 20,711 | +2.8% |
| 3Q18 | 22,857 | +1.8% |
| 2Q18 | 20,481 | +5.4% |
| 1Q18 | 19,589 | +7.9% |
| 4Q17 | 20,142 | +8.9% |
| 3Q17 | 22,456 | +11.1% |
| 2Q17 | 19,436 | - |
| 1Q17 | 18,148 | - |
| 4Q16 | 18,504 | - |
| 3Q16 | 20,216 | - |