| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2025/12 | 25.7 | +17.9% |
| 2024/12 | 21.8 | -5.7% |
| 2023/12 | 23.1 | -52.7% |
| 2022/12 | 48.9 | -27.8% |
| 2021/12 | 67.7 | +37.2% |
| 2020/12 | 49.3 | 0.0% |
| 2019/12 | 49.3 | -0.1% |
| 2018/12 | 49.4 | -7.6% |
| 2017/12 | 53.4 | +3.6% |
| 2016/12 | 51.6 | +4.7% |
| 2015/12 | 49.2 | +3.8% |
| 2014/12 | 47.4 | +22.3% |
| 2013/12 | 38.8 | +24.3% |
| 2012/12 | 31.2 | +83.8% |
| 2011/12 | 17.0 | - |