| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 39,169 | -2.4% |
| 2Q26 | 37,767 | -10.0% |
| 1Q26 | 37,489 | -6.7% |
| 4Q25 | 39,384 | -12.8% |
| 3Q25 | 40,122 | -1.2% |
| 2Q25 | 41,957 | +9.2% |
| 1Q25 | 40,166 | +5.0% |
| 4Q24 | 45,141 | +13.6% |
| 3Q24 | 40,590 | +4.9% |
| 2Q24 | 38,439 | +12.1% |
| 1Q24 | 38,259 | +24.7% |
| 4Q23 | 39,735 | +18.7% |
| 3Q23 | 38,686 | +48.7% |
| 2Q23 | 34,282 | +30.4% |
| 1Q23 | 30,681 | +12.6% |
| 4Q22 | 33,464 | +0.1% |
| 3Q22 | 26,020 | -15.2% |
| 2Q22 | 26,283 | +38.1% |
| 1Q22 | 27,248 | +16.1% |
| 4Q21 | 33,431 | -7.1% |
| 3Q21 | 30,697 | -11.5% |
| 2Q21 | 19,028 | -46.7% |
| 1Q21 | 23,470 | -32.8% |
| 4Q20 | 35,986 | -9.8% |
| 3Q20 | 34,696 | -5.1% |
| 2Q20 | 35,729 | -1.4% |
| 1Q20 | 34,920 | -4.6% |
| 4Q19 | 39,879 | +2.9% |
| 3Q19 | 36,568 | -1.4% |
| 2Q19 | 36,253 | -3.5% |
| 1Q19 | 36,595 | -4.1% |
| 4Q18 | 38,764 | -0.7% |
| 3Q18 | 37,084 | +8.3% |
| 2Q18 | 37,577 | +1.3% |
| 1Q18 | 38,162 | +2.9% |
| 4Q17 | 39,038 | -0.4% |
| 3Q17 | 34,257 | -8.4% |
| 2Q17 | 37,113 | - |
| 1Q17 | 37,081 | - |
| 4Q16 | 39,180 | - |
| 3Q16 | 37,404 | - |