| （単位：百万円） | 売上高 | 前年比（％） |
|---|---|---|
| 2024/12 | 8,463 | -0.2% |
| 2023/12 | 8,483 | -0.6% |
| 2022/12 | 8,531 | -12.7% |
| 2021/12 | 9,776 | -9.0% |
| 2020/12 | 10,745 | -5.2% |
| 2019/12 | 11,330 | -0.8% |
| 2018/12 | 11,417 | -3.5% |
| 2017/12 | 11,831 | -3.3% |
| 2016/12 | 12,240 | +8.2% |
| 2015/12 | 11,312 | +24.2% |
| 2014/12 | 9,106 | +29.1% |
| 2013/12 | 7,055 | +28.3% |
| 2012/12 | 5,501 | +59.9% |
| 2011/12 | 3,441 | - |