| （単位：百万円） | 売上高 | 前年比（％） |
|---|---|---|
| 2025/5 | 27,839 | +19.5% |
| 2024/5 | 23,301 | +16.4% |
| 2023/5 | 20,015 | +13.1% |
| 2022/5 | 17,689 | -6.3% |
| 2021/5 | 18,886 | -20.2% |
| 2020/5 | 23,674 | +31.5% |
| 2019/5 | 18,002 | +6.5% |
| 2018/5 | 16,905 | +13.7% |
| 2017/5 | 14,874 | +18.7% |
| 2016/5 | 12,532 | +18.1% |
| 2015/5 | 10,608 | +35.2% |
| 2014/5 | 7,845 | +37.1% |
| 2013/5 | 5,724 | +89.3% |
| 2012/5 | 3,023 | -82.7% |
| 2011/5 | 17,446 | - |