| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 44,376 | +12.2% |
| 3Q25 | 38,202 | +4.0% |
| 2Q25 | 41,300 | +1.7% |
| 1Q25 | 38,797 | -3.5% |
| 4Q24 | 39,567 | -3.8% |
| 3Q24 | 36,749 | -5.5% |
| 2Q24 | 40,599 | +2.0% |
| 1Q24 | 40,222 | +6.8% |
| 4Q23 | 41,128 | +1.0% |
| 3Q23 | 38,883 | -4.3% |
| 2Q23 | 39,820 | +4.9% |
| 1Q23 | 37,645 | +8.3% |
| 4Q22 | 40,713 | +87.6% |
| 3Q22 | 40,621 | +16.9% |
| 2Q22 | 37,952 | -13.0% |
| 1Q22 | 34,744 | -18.7% |
| 4Q21 | 21,703 | -37.6% |
| 1Q21 | 43,629 | +119.1% |
| 4Q21 | 42,745 | +25.8% |
| 3Q21 | 34,761 | +3.0% |
| 2Q21 | 32,379 | -39.0% |
| 1Q21 | 19,917 | -61.9% |
| 4Q20 | 33,974 | -42.9% |
| 3Q20 | 33,746 | -36.8% |
| 2Q20 | 53,043 | -5.2% |
| 1Q20 | 52,289 | -10.0% |
| 4Q19 | 59,532 | -5.3% |
| 3Q19 | 53,407 | -4.5% |
| 2Q19 | 55,947 | -2.8% |
| 1Q19 | 58,125 | -0.8% |
| 4Q18 | 62,837 | -3.3% |
| 3Q18 | 55,938 | +5.2% |
| 2Q18 | 57,577 | +1.0% |
| 1Q18 | 58,603 | +1.8% |
| 4Q17 | 64,989 | +3.4% |
| 3Q17 | 53,160 | -2.2% |
| 2Q17 | 56,999 | - |
| 1Q17 | 57,594 | - |
| 4Q16 | 62,828 | - |
| 3Q16 | 54,343 | - |