| （単位：百万円） | 売上高 | 前年比（％） |
|---|---|---|
| 2026/5 | 20,381 | -1.4% |
| 2025/5 | 20,673 | -2.2% |
| 2024/5 | 21,133 | -13.9% |
| 2023/5 | 24,547 | -2.3% |
| 2022/5 | 25,126 | +54.4% |
| 2021/5 | 16,270 | +4.5% |
| 2020/5 | 15,565 | +99.5% |
| 2019/5 | 7,804 | -48.1% |
| 2018/11 | 15,049 | +2.4% |
| 2017/11 | 14,702 | +7.8% |
| 2016/11 | 13,635 | +8.8% |
| 2015/11 | 12,532 | +15.8% |
| 2014/11 | 10,818 | +11.0% |
| 2013/11 | 9,742 | - |