| （単位：百万円） | 売上高 | 前年比（％） |
|---|---|---|
| 2024/12 | 12,998 | -12.8% |
| 2023/12 | 14,904 | -10.4% |
| 2022/12 | 16,629 | -51.8% |
| 2021/12 | 34,525 | 0.0% |
| 2020/12 | 34,520 | -0.1% |
| 2019/12 | 34,538 | +1.6% |
| 2018/12 | 34,005 | +6.4% |
| 2017/12 | 31,962 | +4.8% |
| 2016/12 | 30,494 | +8.5% |
| 2015/12 | 28,112 | +18.4% |
| 2014/12 | 23,743 | +25.5% |
| 2013/12 | 18,924 | +23.1% |
| 2012/12 | 15,369 | +25.4% |
| 2011/12 | 12,253 | - |