| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 3,302 | +25.2% |
| 3Q25 | 2,985 | -9.8% |
| 2Q25 | 2,928 | -24.2% |
| 1Q25 | 3,112 | -9.1% |
| 4Q24 | 2,637 | -23.0% |
| 3Q24 | 3,310 | -0.7% |
| 2Q24 | 3,862 | +33.4% |
| 1Q24 | 3,424 | +0.7% |
| 4Q23 | 3,424 | +84.8% |
| 3Q23 | 3,335 | +16.2% |
| 2Q23 | 2,895 | +17.7% |
| 1Q23 | 3,399 | +26.1% |
| 4Q22 | 1,852 | -48.0% |
| 3Q21 | 2,869 | +5.9% |
| 2Q21 | 2,460 | -23.3% |
| 1Q22 | 2,696 | -7.9% |
| 4Q21 | 3,563 | +123.6% |
| 3Q20 | 2,710 | -11.0% |
| 2Q20 | 3,209 | +29.8% |
| 1Q21 | 2,928 | +18.6% |
| 4Q20 | 1,593 | -12.0% |
| 3Q19 | 3,046 | +4.8% |
| 1Q20 | 2,470 | +11.1% |
| 4Q19 | 1,810 | -45.8% |
| 2Q19 | 2,472 | -8.2% |
| 1Q19 | 2,224 | +7.7% |
| 4Q18 | 3,340 | +27.9% |
| 3Q18 | 2,906 | +53.4% |
| 2Q18 | 2,692 | +34.7% |
| 1Q18 | 2,065 | +13.7% |
| 4Q17 | 2,611 | +23.2% |
| 3Q17 | 1,894 | -6.0% |
| 2Q17 | 1,998 | - |
| 1Q17 | 1,815 | - |
| 4Q16 | 2,119 | - |
| 3Q16 | 2,016 | - |