| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2025/12 | 7.4 | +79.4% |
| 2024/12 | 4.1 | -20.2% |
| 2023/12 | 5.1 | +24.9% |
| 2022/12 | 4.1 | +1207.9% |
| 2021/12 | 0.3 | -97.6% |
| 2020/12 | 13.2 | +21.4% |
| 2019/12 | 10.9 | -1.2% |
| 2018/12 | 11.0 | -12.7% |
| 2017/12 | 12.6 | -11.0% |
| 2016/12 | 14.2 | -6.5% |
| 2015/12 | 15.1 | +0.5% |
| 2014/12 | 15.1 | +6.2% |
| 2013/12 | 14.2 | -6.7% |
| 2012/12 | 15.2 | -18.0% |
| 2011/12 | 18.5 | - |