| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 46.2 | +3.1% |
| 2023/12 | 44.9 | -29.1% |
| 2022/12 | 63.3 | -21.8% |
| 2021/12 | 80.9 | +60.0% |
| 2020/12 | 50.6 | -12.1% |
| 2019/12 | 57.5 | -6.0% |
| 2018/12 | 61.2 | +10.5% |
| 2017/12 | 55.4 | -1.6% |
| 2016/12 | 56.2 | -2.9% |
| 2015/12 | 57.9 | -2.0% |
| 2014/12 | 59.1 | +0.2% |
| 2013/12 | 59.0 | +0.3% |
| 2012/12 | 58.8 | +7.7% |
| 2011/12 | 54.6 | +25.2% |
| 2010/12 | 43.6 | - |