| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2025/12 | 56.3 | +13.8% |
| 2024/12 | 49.4 | +15.8% |
| 2023/12 | 42.7 | +66.2% |
| 2022/12 | 25.7 | +89.8% |
| 2021/12 | 13.5 | +55.2% |
| 2020/12 | 8.7 | +7.2% |
| 2019/12 | 8.1 | -22.0% |
| 2018/12 | 10.4 | -81.0% |
| 2017/12 | 54.9 | -13.5% |
| 2016/12 | 63.4 | +54.7% |
| 2015/12 | 41.0 | - |
| 2013/12 | 18.9 | -69.3% |
| 2012/12 | 61.6 | +49.2% |
| 2011/12 | 41.3 | -31.7% |
| 2010/12 | 60.4 | - |