| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2025/12 | 31.3 | +2.5% |
| 2024/12 | 30.6 | -19.2% |
| 2023/12 | 37.8 | -9.2% |
| 2022/12 | 41.7 | -18.9% |
| 2021/12 | 51.4 | +38.9% |
| 2020/12 | 37.0 | -3.2% |
| 2019/12 | 38.2 | +4.6% |
| 2018/12 | 36.5 | -0.6% |
| 2017/12 | 36.7 | -7.3% |
| 2016/12 | 39.6 | +14.5% |
| 2015/12 | 34.6 | +22.3% |
| 2014/12 | 28.3 | -34.5% |
| 2013/12 | 43.1 | +42.2% |
| 2012/12 | 30.3 | +112.9% |
| 2011/12 | 14.2 | - |