| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2025/12 | 3.6 | -16.5% |
| 2024/12 | 4.4 | -1.6% |
| 2023/12 | 4.4 | -16.5% |
| 2022/12 | 5.3 | +66.1% |
| 2021/12 | 3.2 | +220.5% |
| 2020/12 | 1.0 | -70.5% |
| 2019/12 | 3.4 | -1.8% |
| 2018/12 | 3.4 | +4.5% |
| 2017/12 | 3.3 | +83.3% |
| 2016/12 | 1.8 | -55.6% |
| 2015/12 | 4.0 | -17.0% |
| 2014/12 | 4.9 | -3.7% |
| 2013/12 | 5.1 | +18.1% |
| 2012/12 | 4.3 | -6.1% |
| 2011/12 | 4.6 | - |