| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 19,729 | +3.8% |
| 2Q26 | 18,987 | +8.5% |
| 1Q26 | 17,774 | +3.4% |
| 4Q25 | 19,033 | -5.2% |
| 3Q25 | 19,000 | -2.1% |
| 2Q25 | 17,501 | -19.7% |
| 1Q25 | 17,187 | -24.4% |
| 4Q24 | 20,068 | -14.2% |
| 3Q24 | 19,400 | -15.1% |
| 2Q24 | 21,801 | -4.7% |
| 1Q24 | 22,731 | +11.0% |
| 4Q23 | 23,381 | +20.4% |
| 3Q23 | 22,852 | +22.1% |
| 2Q23 | 22,877 | +22.0% |
| 1Q23 | 20,475 | +9.9% |
| 4Q22 | 19,425 | +12.1% |
| 3Q22 | 18,719 | +16.4% |
| 2Q22 | 18,753 | +21.2% |
| 1Q22 | 18,626 | +60.8% |
| 4Q21 | 17,336 | +18.1% |
| 3Q21 | 16,081 | +12.9% |
| 2Q21 | 15,470 | +8.5% |
| 1Q21 | 11,581 | -14.7% |
| 4Q20 | 14,677 | - |
| 3Q20 | 14,249 | - |
| 2Q20 | 14,252 | - |
| 1Q20 | 13,578 | - |
| 3Q17 | 14,247 | -6.9% |
| 2Q17 | 13,714 | - |
| 1Q17 | 13,701 | - |
| 4Q16 | 15,735 | - |
| 3Q16 | 15,311 | - |