| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 35.1 | +13.4% |
| 2023/12 | 31.0 | +1.2% |
| 2022/12 | 30.6 | -15.4% |
| 2021/12 | 36.2 | +7.1% |
| 2020/12 | 33.8 | -11.8% |
| 2019/12 | 38.3 | +1.2% |
| 2018/12 | 37.8 | +3.6% |
| 2017/12 | 36.5 | +0.6% |
| 2016/12 | 36.3 | -3.3% |
| 2015/12 | 37.5 | -3.0% |
| 2014/12 | 38.7 | 0.0% |
| 2013/12 | 38.7 | +16.5% |
| 2012/12 | 33.2 | -3.1% |
| 2011/12 | 34.3 | -16.5% |
| 2010/12 | 41.0 | - |