| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2025/12 | 34.6 | +19.3% |
| 2024/12 | 29.0 | -13.2% |
| 2023/12 | 33.4 | -47.8% |
| 2022/12 | 64.1 | -4.2% |
| 2021/12 | 66.9 | +45.4% |
| 2020/12 | 46.0 | -8.7% |
| 2019/12 | 50.4 | -6.7% |
| 2018/12 | 54.0 | +8.5% |
| 2017/12 | 49.8 | -24.0% |
| 2016/12 | 65.5 | +37.4% |
| 2015/12 | 47.7 | +0.9% |
| 2014/12 | 47.3 | +35.2% |
| 2013/12 | 35.0 | +7.2% |
| 2012/12 | 32.6 | -1.9% |
| 2011/12 | 33.2 | - |