| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 28,821 | +1.1% |
| 1Q26 | 31,918 | +16.4% |
| 4Q25 | 27,151 | +11.1% |
| 3Q25 | 38,601 | +5.1% |
| 2Q25 | 28,500 | +4.2% |
| 1Q25 | 27,420 | -3.6% |
| 4Q24 | 24,441 | +4.3% |
| 3Q24 | 36,720 | +0.3% |
| 2Q24 | 27,361 | +0.8% |
| 1Q24 | 28,453 | +0.4% |
| 4Q23 | 23,426 | +6.0% |
| 3Q23 | 36,604 | +5.4% |
| 2Q23 | 27,141 | +13.3% |
| 1Q23 | 28,343 | +21.3% |
| 4Q22 | 22,108 | +8.8% |
| 3Q22 | 34,713 | +2.1% |
| 2Q22 | 23,954 | -2.4% |
| 1Q22 | 23,374 | -4.6% |
| 4Q21 | 20,328 | -3.4% |
| 3Q21 | 34,006 | +3.1% |
| 2Q21 | 24,544 | -7.3% |
| 1Q21 | 24,512 | -10.3% |
| 4Q20 | 21,042 | -11.1% |
| 3Q20 | 32,977 | -4.6% |
| 2Q20 | 26,490 | -11.1% |
| 1Q20 | 27,338 | -7.0% |
| 4Q19 | 23,661 | +3.0% |
| 3Q19 | 34,583 | +4.4% |
| 2Q19 | 29,785 | +11.5% |
| 1Q19 | 29,409 | +13.8% |
| 4Q18 | 22,967 | +4.5% |
| 3Q18 | 33,125 | -0.3% |
| 2Q18 | 26,702 | +14.6% |
| 1Q18 | 25,836 | +6.1% |
| 4Q17 | 21,980 | +3.0% |
| 3Q17 | 33,209 | +13.5% |
| 2Q17 | 23,298 | -4.0% |
| 1Q17 | 24,360 | +0.6% |
| 4Q16 | 21,332 | - |
| 3Q16 | 29,252 | - |
| 2Q16 | 24,272 | - |
| 1Q16 | 24,222 | - |