| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q25 | 9,261 | -2.7% |
| 2Q25 | 8,599 | -13.8% |
| 1Q25 | 9,802 | +2.2% |
| 4Q24 | 9,405 | -3.4% |
| 3Q24 | 9,518 | -9.4% |
| 2Q24 | 9,977 | +15.8% |
| 1Q24 | 9,591 | +2.0% |
| 4Q23 | 9,734 | +3.7% |
| 3Q23 | 10,506 | +12.7% |
| 2Q23 | 8,612 | -4.2% |
| 1Q23 | 9,401 | +8.4% |
| 4Q22 | 9,388 | +10.7% |
| 3Q22 | 9,322 | +15.7% |
| 2Q22 | 8,987 | -8.8% |
| 1Q22 | 8,673 | -10.0% |
| 4Q21 | 8,479 | -13.2% |
| 3Q21 | 8,060 | -12.8% |
| 2Q21 | 9,855 | +11.2% |
| 1Q21 | 9,642 | -2.9% |
| 4Q20 | 9,763 | -2.7% |
| 3Q20 | 9,238 | +1.8% |
| 2Q20 | 8,863 | -14.0% |
| 1Q20 | 9,926 | -7.4% |
| 4Q19 | 10,030 | +4.6% |
| 3Q19 | 9,073 | -4.2% |
| 2Q19 | 10,302 | -1.5% |
| 1Q19 | 10,719 | +8.3% |
| 4Q18 | 9,589 | -9.4% |
| 3Q18 | 9,474 | -2.4% |
| 2Q18 | 10,463 | -7.4% |
| 1Q18 | 9,899 | -13.3% |
| 4Q17 | 10,579 | -1.7% |
| 3Q17 | 9,703 | -1.8% |
| 2Q17 | 11,299 | +7.9% |
| 1Q17 | 11,415 | +4.5% |
| 4Q16 | 10,766 | -1.9% |
| 3Q16 | 9,885 | - |
| 2Q16 | 10,468 | - |
| 1Q16 | 10,922 | - |
| 4Q15 | 10,972 | - |