| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2026/3 | 276,612 | +74.6% |
| 2025/3 | 158,420 | +42.9% |
| 2024/3 | 110,874 | +35.8% |
| 2023/3 | 81,672 | +65.9% |
| 2022/3 | 49,229 | +30.5% |
| 2021/3 | 37,717 | +35.5% |
| 2020/3 | 27,843 | +13.6% |
| 2019/3 | 24,515 | -51.9% |
| 2018/3 | 50,969 | -16.5% |
| 2017/3 | 61,060 | +118.0% |
| 2016/3 | 28,005 | +42.5% |
| 2015/3 | 19,646 | +56.1% |
| 2014/3 | 12,587 | -24.4% |
| 2013/3 | 16,660 | - |