| （単位：百万円） | 売上高 | 前年比（％） |
|---|---|---|
| 2025/5 | 2,504 | -16.1% |
| 2024/5 | 2,986 | -26.4% |
| 2023/5 | 4,057 | -45.3% |
| 2022/5 | 7,417 | -39.2% |
| 2021/5 | 12,193 | -6.2% |
| 2020/5 | 12,998 | +12.5% |
| 2019/5 | 11,554 | +61.0% |
| 2018/5 | 7,175 | +132.0% |
| 2017/5 | 3,093 | +76.2% |
| 2016/5 | 1,755 | +19.9% |
| 2015/5 | 1,464 | +5.0% |
| 2014/5 | 1,393 | +2.2% |
| 2013/5 | 1,363 | +0.3% |
| 2012/5 | 1,359 | +6.6% |
| 2011/5 | 1,274 | - |