| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 22,556 | +6.5% |
| 3Q25 | 24,371 | +4.0% |
| 2Q25 | 32,566 | +2.3% |
| 1Q25 | 24,955 | +4.6% |
| 4Q24 | 21,187 | +4.8% |
| 3Q24 | 23,427 | +1.2% |
| 2Q24 | 31,839 | +12.6% |
| 1Q24 | 23,856 | +3.4% |
| 4Q23 | 20,214 | +9.2% |
| 3Q23 | 23,159 | +5.3% |
| 2Q23 | 28,279 | +0.5% |
| 1Q23 | 23,067 | +8.6% |
| 4Q22 | 18,508 | -31.2% |
| 3Q22 | 21,990 | -27.5% |
| 2Q22 | 28,136 | -23.4% |
| 1Q22 | 21,236 | -22.8% |
| 4Q21 | 26,915 | +8.8% |
| 3Q21 | 30,318 | +2.8% |
| 2Q21 | 36,721 | +0.3% |
| 1Q21 | 27,497 | +4.8% |
| 4Q20 | 24,734 | -0.6% |
| 3Q20 | 29,504 | -7.1% |
| 2Q20 | 36,609 | +1.6% |
| 1Q20 | 26,247 | -0.7% |
| 4Q19 | 24,895 | +1.0% |
| 3Q19 | 31,764 | +10.8% |
| 2Q19 | 36,029 | +0.6% |
| 1Q19 | 26,421 | +7.3% |
| 4Q18 | 24,650 | +7.1% |
| 3Q18 | 28,659 | -4.2% |
| 2Q18 | 35,799 | +3.2% |
| 1Q18 | 24,619 | +2.5% |
| 4Q17 | 23,015 | +6.5% |
| 3Q17 | 29,921 | +13.4% |
| 2Q17 | 34,691 | +2.9% |
| 1Q17 | 24,009 | +3.7% |
| 4Q16 | 21,615 | +7.1% |
| 3Q16 | 26,384 | - |
| 2Q16 | 33,726 | - |
| 1Q16 | 23,145 | - |
| 4Q15 | 20,179 | - |