| （単位：百万円） | 売上高 | 前年比（％） |
|---|---|---|
| 2024/12 | 4,757 | -6.7% |
| 2023/12 | 5,096 | -20.1% |
| 2022/12 | 6,376 | +0.6% |
| 2021/12 | 6,339 | -5.8% |
| 2020/12 | 6,728 | -27.3% |
| 2019/12 | 9,251 | -14.9% |
| 2018/12 | 10,871 | -5.0% |
| 2017/12 | 11,446 | -11.4% |
| 2016/12 | 12,923 | -7.1% |
| 2015/12 | 13,903 | -12.8% |
| 2014/12 | 15,950 | -12.6% |
| 2013/12 | 18,249 | +0.3% |
| 2012/12 | 18,196 | +4.3% |
| 2011/12 | 17,453 | - |