| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 35,853 | -7.6% |
| 2Q26 | 38,147 | +10.2% |
| 1Q26 | 38,701 | +32.1% |
| 4Q25 | 46,302 | +26.0% |
| 3Q25 | 38,789 | +2.0% |
| 2Q25 | 34,625 | -3.6% |
| 1Q25 | 29,297 | +5.2% |
| 4Q24 | 36,739 | +3.1% |
| 3Q24 | 38,024 | +13.4% |
| 2Q24 | 35,928 | +18.2% |
| 1Q24 | 27,836 | -6.4% |
| 4Q23 | 35,644 | +1.7% |
| 3Q23 | 33,524 | +1.5% |
| 2Q23 | 30,396 | +12.7% |
| 1Q23 | 29,732 | +10.2% |
| 4Q22 | 35,044 | -4.2% |
| 3Q22 | 33,021 | +5.8% |
| 2Q22 | 26,976 | -15.1% |
| 1Q22 | 26,992 | +6.2% |
| 4Q21 | 36,587 | +9.0% |
| 3Q21 | 31,221 | -1.7% |
| 2Q21 | 31,756 | -1.6% |
| 1Q21 | 25,425 | -13.1% |
| 4Q20 | 33,569 | -25.4% |
| 3Q20 | 31,759 | +14.1% |
| 2Q20 | 32,271 | +20.8% |
| 1Q20 | 29,254 | +27.9% |
| 4Q19 | 44,975 | +26.2% |
| 3Q19 | 27,826 | -18.4% |
| 2Q19 | 26,721 | -14.5% |
| 1Q19 | 22,866 | -16.1% |
| 4Q18 | 35,633 | +1.4% |
| 3Q18 | 34,117 | +5.5% |
| 2Q18 | 31,259 | +23.3% |
| 1Q18 | 27,266 | +2.8% |
| 4Q17 | 35,136 | +8.0% |
| 3Q17 | 32,344 | -13.0% |
| 2Q17 | 25,350 | -25.3% |
| 1Q17 | 26,521 | -14.3% |
| 4Q16 | 32,519 | - |
| 3Q16 | 37,176 | - |
| 2Q16 | 33,931 | - |
| 1Q16 | 30,949 | - |