| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 21.1 | -130.2% |
| 2023/12 | -69.7 | -557.6% |
| 2022/12 | 15.2 | +239.6% |
| 2021/12 | 4.5 | +270.2% |
| 2020/12 | 1.2 | -84.8% |
| 2019/12 | 8.0 | +15.8% |
| 2018/12 | 6.9 | -37.4% |
| 2017/12 | 11.0 | -64.6% |
| 2016/12 | 31.0 | +63.9% |
| 2015/12 | 18.9 | +204.2% |
| 2014/12 | 6.2 | -146.0% |
| 2013/12 | -13.5 | -57.8% |
| 2012/12 | -32.0 | -167.8% |
| 2011/12 | 47.2 | - |