| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 31,993 | -3.6% |
| 2Q26 | 36,473 | +8.0% |
| 1Q26 | 33,053 | -5.0% |
| 4Q25 | 34,147 | -9.5% |
| 3Q25 | 33,185 | -5.9% |
| 2Q25 | 33,760 | -13.4% |
| 1Q25 | 34,779 | -3.9% |
| 4Q24 | 37,725 | +3.7% |
| 3Q24 | 35,261 | -8.8% |
| 2Q24 | 38,986 | +4.5% |
| 1Q24 | 36,183 | +3.5% |
| 4Q23 | 36,364 | +0.5% |
| 3Q23 | 38,653 | +18.6% |
| 2Q23 | 37,296 | +25.5% |
| 1Q23 | 34,966 | +30.0% |
| 4Q22 | 36,199 | +20.9% |
| 3Q22 | 32,581 | +50.2% |
| 2Q22 | 29,711 | +56.7% |
| 1Q22 | 26,903 | +36.4% |
| 4Q21 | 29,950 | +23.9% |
| 3Q21 | 21,686 | -14.3% |
| 2Q21 | 18,965 | -28.2% |
| 1Q21 | 19,719 | -24.9% |
| 4Q20 | 24,168 | -20.0% |
| 3Q20 | 25,316 | -8.9% |
| 2Q20 | 26,396 | -5.4% |
| 1Q20 | 26,253 | -1.1% |
| 4Q19 | 30,199 | +13.4% |
| 3Q19 | 27,774 | +8.1% |
| 2Q19 | 27,914 | +10.0% |
| 1Q19 | 26,546 | +9.9% |
| 4Q18 | 26,620 | +11.3% |
| 3Q18 | 25,701 | +12.6% |
| 2Q18 | 25,377 | +21.8% |
| 1Q18 | 24,154 | +19.0% |
| 4Q17 | 23,914 | +6.6% |
| 3Q17 | 22,816 | +3.8% |
| 2Q17 | 20,833 | - |
| 1Q17 | 20,306 | - |
| 4Q16 | 22,423 | - |
| 3Q16 | 21,975 | - |