| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 41,581 | -14.7% |
| 2Q26 | 39,890 | -19.9% |
| 1Q26 | 42,988 | -14.0% |
| 4Q25 | 49,433 | -2.8% |
| 3Q25 | 48,756 | +1.0% |
| 2Q25 | 49,815 | +7.6% |
| 1Q25 | 50,012 | +10.6% |
| 4Q24 | 50,842 | +3.1% |
| 3Q24 | 48,291 | +6.1% |
| 2Q24 | 46,279 | +16.0% |
| 1Q24 | 45,218 | +23.9% |
| 4Q23 | 49,309 | +29.9% |
| 3Q23 | 45,529 | +35.0% |
| 2Q23 | 39,886 | +9.9% |
| 1Q23 | 36,508 | +4.6% |
| 4Q22 | 37,967 | -9.4% |
| 3Q22 | 33,719 | -21.8% |
| 2Q22 | 36,292 | +25.0% |
| 1Q22 | 34,886 | +1.9% |
| 4Q21 | 41,920 | -13.4% |
| 3Q21 | 43,136 | -3.9% |
| 2Q21 | 29,033 | -34.2% |
| 1Q21 | 34,237 | -23.1% |
| 4Q20 | 48,407 | -4.5% |
| 3Q20 | 44,869 | -10.2% |
| 2Q20 | 44,144 | -12.8% |
| 1Q20 | 44,522 | -4.7% |
| 4Q19 | 50,696 | +0.5% |
| 3Q19 | 49,969 | +6.8% |
| 2Q19 | 50,620 | +4.7% |
| 1Q19 | 46,736 | +0.6% |
| 4Q18 | 50,447 | +1.9% |
| 3Q18 | 46,767 | +1.1% |
| 2Q18 | 48,358 | +4.1% |
| 1Q18 | 46,439 | -2.6% |
| 4Q17 | 49,517 | -6.7% |
| 3Q17 | 46,271 | -6.9% |
| 2Q17 | 46,444 | - |
| 1Q17 | 47,657 | - |
| 4Q16 | 53,070 | - |
| 3Q16 | 49,711 | - |