| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 28.2 | +8.2% |
| 2023/12 | 26.1 | -6.3% |
| 2022/12 | 27.9 | +3.1% |
| 2021/12 | 27.0 | -8.0% |
| 2020/12 | 29.4 | -14.8% |
| 2019/12 | 34.5 | -8.4% |
| 2018/12 | 37.7 | +4.2% |
| 2017/12 | 36.1 | -6.1% |
| 2016/12 | 38.5 | +1.7% |
| 2015/12 | 37.8 | +1.7% |
| 2014/12 | 37.2 | -0.7% |
| 2013/12 | 37.4 | +1.8% |
| 2012/12 | 36.8 | -4.0% |
| 2011/12 | 38.3 | +2.7% |
| 2010/12 | 37.3 | - |