| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 1Q26 | 22,466 | +5.6% |
| 4Q25 | 23,075 | +13.3% |
| 3Q25 | 20,645 | +1.3% |
| 2Q25 | 27,724 | -0.6% |
| 1Q25 | 21,274 | -0.2% |
| 4Q24 | 20,362 | -1.8% |
| 3Q24 | 20,377 | +2.7% |
| 2Q24 | 27,891 | -19.6% |
| 1Q24 | 21,312 | +2.1% |
| 4Q23 | 20,743 | +0.6% |
| 3Q23 | 19,840 | +5.4% |
| 2Q23 | 34,686 | +11.1% |
| 1Q23 | 20,873 | +7.8% |
| 4Q22 | 20,617 | +13.5% |
| 3Q22 | 18,828 | -18.8% |
| 2Q22 | 31,234 | +22.2% |
| 1Q22 | 19,360 | +52.9% |
| 4Q21 | 18,167 | +6.9% |
| 3Q21 | 23,188 | +27.5% |
| 2Q21 | 25,569 | +7.5% |
| 1Q21 | 12,658 | +7.2% |
| 4Q20 | 16,989 | +4.7% |
| 3Q20 | 18,192 | -3.1% |
| 2Q20 | 23,790 | +8.2% |
| 1Q20 | 11,808 | -10.1% |
| 4Q19 | 16,231 | -4.2% |
| 3Q19 | 18,779 | -2.5% |
| 2Q19 | 21,990 | -3.9% |
| 1Q19 | 13,134 | +10.4% |
| 4Q18 | 16,935 | +1.4% |
| 3Q18 | 19,257 | -7.2% |
| 2Q18 | 22,889 | +13.2% |
| 1Q18 | 11,894 | +0.7% |
| 4Q17 | 16,707 | +2.2% |
| 3Q17 | 20,756 | +5.3% |
| 2Q17 | 20,226 | -3.7% |
| 1Q17 | 11,807 | +8.6% |
| 4Q16 | 16,340 | - |
| 3Q16 | 19,706 | - |
| 2Q16 | 20,997 | - |
| 1Q16 | 10,874 | - |