| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 2,900 | -1.0% |
| 3Q25 | 2,894 | +4.7% |
| 2Q25 | 2,736 | +6.5% |
| 1Q25 | 2,617 | +6.7% |
| 4Q24 | 2,930 | +9.4% |
| 3Q24 | 2,763 | -6.5% |
| 2Q24 | 2,570 | +9.1% |
| 1Q24 | 2,451 | +5.2% |
| 4Q23 | 2,679 | +12.3% |
| 3Q23 | 2,957 | +21.5% |
| 2Q23 | 2,356 | +13.9% |
| 1Q23 | 2,331 | +8.0% |
| 4Q22 | 2,385 | +6.0% |
| 3Q22 | 2,433 | +4.5% |
| 2Q22 | 2,067 | +1.6% |
| 1Q22 | 2,159 | +4.6% |
| 4Q21 | 2,249 | +7.1% |
| 3Q21 | 2,328 | +9.8% |
| 2Q21 | 2,034 | +3.6% |
| 1Q21 | 2,063 | +3.3% |
| 4Q20 | 2,099 | +5.6% |
| 3Q20 | 2,120 | +1.3% |
| 2Q20 | 1,964 | -7.2% |
| 1Q20 | 1,998 | +1.7% |
| 4Q19 | 1,987 | +2.8% |
| 3Q19 | 2,092 | +2.8% |
| 2Q19 | 2,116 | +14.6% |
| 1Q19 | 1,964 | +8.0% |
| 4Q18 | 1,934 | +4.6% |
| 3Q18 | 2,036 | +3.6% |
| 2Q18 | 1,847 | +5.4% |
| 1Q18 | 1,819 | +5.7% |
| 4Q17 | 1,849 | -0.5% |
| 3Q17 | 1,965 | +5.8% |
| 2Q17 | 1,753 | +3.6% |
| 1Q17 | 1,721 | +4.1% |
| 4Q16 | 1,859 | - |
| 3Q16 | 1,858 | - |
| 2Q16 | 1,691 | - |
| 1Q16 | 1,653 | - |