| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 37.9 | -6.2% |
| 2023/12 | 40.4 | +1.4% |
| 2022/12 | 39.8 | -9.1% |
| 2021/12 | 43.8 | -6.8% |
| 2020/12 | 47.0 | -2.6% |
| 2019/12 | 48.2 | -5.5% |
| 2018/12 | 51.1 | -2.4% |
| 2017/12 | 52.4 | +1.7% |
| 2016/12 | 51.5 | -4.0% |
| 2015/12 | 53.6 | -3.4% |
| 2014/12 | 55.5 | -2.8% |
| 2013/12 | 57.1 | -2.6% |
| 2012/12 | 58.6 | +7.0% |
| 2011/12 | 54.8 | +6.6% |
| 2010/12 | 51.4 | - |