| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 2,071 | -0.4% |
| 3Q25 | 1,894 | +0.8% |
| 2Q25 | 1,872 | -2.1% |
| 1Q25 | 1,846 | +9.4% |
| 4Q24 | 2,080 | +11.3% |
| 3Q24 | 1,878 | - |
| 2Q24 | 1,913 | -0.9% |
| 1Q24 | 1,688 | +3.2% |
| 4Q23 | 1,868 | -0.3% |
| 2Q23 | 1,930 | +21.9% |
| 1Q23 | 1,636 | +8.0% |
| 4Q22 | 1,874 | -10.6% |
| 3Q22 | 1,719 | - |
| 2Q22 | 1,584 | -8.9% |
| 1Q22 | 1,515 | -9.3% |
| 4Q21 | 2,096 | +10.5% |
| 2Q20 | 1,739 | -4.1% |
| 1Q21 | 1,670 | -1.9% |
| 4Q20 | 1,896 | -7.5% |
| 3Q20 | 1,979 | - |
| 1Q20 | 1,703 | -1.7% |
| 4Q19 | 2,049 | +2.0% |
| 2Q19 | 1,814 | -1.2% |
| 1Q19 | 1,731 | +7.7% |
| 4Q18 | 2,009 | +2.9% |
| 3Q18 | 1,839 | +5.1% |
| 2Q18 | 1,837 | +2.4% |
| 1Q18 | 1,608 | +2.6% |
| 4Q17 | 1,952 | -4.6% |
| 3Q17 | 1,749 | -6.1% |
| 2Q17 | 1,793 | - |
| 1Q17 | 1,568 | - |
| 4Q16 | 2,046 | - |
| 3Q16 | 1,863 | - |