| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 18.3 | +84.8% |
| 2023/12 | 9.9 | -40.0% |
| 2022/12 | 16.5 | -200.9% |
| 2021/12 | -16.4 | +1672.6% |
| 2020/12 | -0.9 | -336.9% |
| 2019/12 | 0.4 | -94.2% |
| 2018/12 | 6.7 | +45.9% |
| 2017/12 | 4.6 | -61.0% |
| 2016/12 | 11.7 | -34.3% |
| 2015/12 | 17.9 | -9.0% |
| 2014/12 | 19.6 | -3.4% |
| 2013/12 | 20.3 | +3.2% |
| 2012/12 | 19.7 | -284.2% |
| 2011/12 | -10.7 | - |