| （単位：百万円） | 売上高 | 前年比（％） |
|---|---|---|
| 2024/10 | 8,600 | -2.5% |
| 2023/10 | 8,816 | -2.4% |
| 2022/10 | 9,033 | -15.4% |
| 2021/10 | 10,676 | -10.6% |
| 2020/10 | 11,943 | -23.9% |
| 2019/10 | 15,694 | +2.8% |
| 2018/10 | 15,271 | -1.2% |
| 2017/10 | 15,449 | +19.7% |
| 2016/10 | 12,908 | -12.9% |
| 2015/10 | 14,816 | +6.7% |
| 2014/10 | 13,883 | +3.1% |
| 2013/10 | 13,464 | -16.3% |
| 2012/10 | 16,090 | -22.0% |
| 2011/10 | 20,626 | - |