| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 41,682 | +17.0% |
| 2Q26 | 42,131 | -1.4% |
| 1Q26 | 33,303 | +17.4% |
| 4Q25 | 41,969 | +33.3% |
| 3Q25 | 35,629 | -1.0% |
| 2Q25 | 42,708 | +26.4% |
| 1Q25 | 28,377 | -1.5% |
| 4Q24 | 31,481 | +22.1% |
| 3Q24 | 35,984 | -4.3% |
| 2Q24 | 33,776 | +6.1% |
| 1Q24 | 28,802 | +32.1% |
| 4Q23 | 25,784 | -0.7% |
| 3Q23 | 37,610 | +39.9% |
| 2Q23 | 31,831 | +27.5% |
| 1Q23 | 21,808 | +3.4% |
| 4Q22 | 25,963 | +2.4% |
| 3Q22 | 26,878 | -4.2% |
| 2Q22 | 24,956 | -2.4% |
| 1Q22 | 21,089 | -7.4% |
| 4Q21 | 25,343 | +1.3% |
| 3Q21 | 28,046 | +1.2% |
| 2Q21 | 25,560 | -9.1% |
| 1Q21 | 22,781 | +2.0% |
| 4Q20 | 25,015 | -9.6% |
| 3Q20 | 27,705 | -21.8% |
| 2Q20 | 28,117 | -17.0% |
| 1Q20 | 22,327 | -21.3% |
| 4Q19 | 27,662 | -9.5% |
| 3Q19 | 35,418 | +13.7% |
| 2Q19 | 33,862 | +18.9% |
| 1Q19 | 28,380 | -6.7% |
| 4Q18 | 30,557 | -23.8% |
| 3Q18 | 31,151 | +7.8% |
| 2Q18 | 28,475 | -1.3% |
| 1Q18 | 30,420 | -0.3% |
| 4Q17 | 40,106 | +11.6% |
| 3Q17 | 28,889 | -20.6% |
| 2Q17 | 28,859 | - |
| 1Q17 | 30,525 | - |
| 4Q16 | 35,949 | - |
| 3Q16 | 36,362 | - |