| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 19,387 | -18.9% |
| 3Q25 | 18,588 | -10.8% |
| 2Q25 | 21,278 | +24.4% |
| 1Q25 | 20,878 | +22.1% |
| 4Q24 | 23,907 | +6.8% |
| 3Q24 | 20,838 | +6.6% |
| 2Q24 | 17,100 | -14.2% |
| 1Q24 | 17,105 | -17.2% |
| 4Q23 | 22,375 | -6.3% |
| 3Q23 | 19,551 | -18.5% |
| 2Q23 | 19,926 | +2.9% |
| 1Q23 | 20,652 | +7.0% |
| 4Q22 | 23,870 | +30.9% |
| 3Q22 | 23,986 | +66.7% |
| 2Q22 | 19,367 | +53.2% |
| 1Q22 | 19,306 | +58.1% |
| 4Q21 | 18,241 | +62.5% |
| 3Q21 | 14,389 | +44.2% |
| 2Q21 | 12,644 | +27.6% |
| 1Q21 | 12,208 | +25.6% |
| 4Q20 | 11,225 | -4.7% |
| 3Q20 | 9,977 | -19.7% |
| 2Q20 | 9,908 | -20.0% |
| 1Q20 | 9,721 | -25.6% |
| 4Q19 | 11,780 | -20.5% |
| 3Q19 | 12,430 | -8.5% |
| 2Q19 | 12,380 | -5.6% |
| 1Q19 | 13,075 | -2.0% |
| 4Q18 | 14,813 | +15.1% |
| 3Q18 | 13,586 | +2.5% |
| 2Q18 | 13,118 | +0.2% |
| 1Q18 | 13,337 | +29.0% |
| 4Q17 | 12,874 | +25.7% |
| 3Q17 | 13,249 | +22.6% |
| 2Q17 | 13,091 | +16.5% |
| 1Q17 | 10,335 | +1.7% |
| 4Q16 | 10,246 | - |
| 3Q16 | 10,805 | - |
| 2Q16 | 11,236 | - |
| 1Q16 | 10,162 | - |