| （単位：百万円） | 売上高 | 前年比（％） |
|---|---|---|
| 2025/9 | 19,662 | +4.8% |
| 2024/9 | 18,758 | -6.3% |
| 2023/9 | 20,024 | -4.9% |
| 2022/9 | 21,046 | +28.1% |
| 2021/9 | 16,424 | +11.0% |
| 2020/9 | 14,801 | -24.2% |
| 2019/9 | 19,519 | -2.7% |
| 2018/9 | 20,056 | -15.8% |
| 2017/9 | 23,819 | +17.4% |
| 2016/9 | 20,291 | -17.3% |
| 2015/9 | 24,525 | +4.3% |
| 2014/9 | 23,506 | +16.3% |
| 2013/9 | 20,203 | +5.1% |
| 2012/9 | 19,225 | -32.3% |
| 2011/9 | 28,399 | - |