| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 28.5 | +6.9% |
| 2023/12 | 26.6 | -19.0% |
| 2022/12 | 32.8 | +1.0% |
| 2021/12 | 32.5 | +55.6% |
| 2020/12 | 20.9 | -22.1% |
| 2019/12 | 26.8 | +31.2% |
| 2018/12 | 20.5 | -32.1% |
| 2017/12 | 30.1 | +21.0% |
| 2016/12 | 24.9 | -0.2% |
| 2015/12 | 25.0 | -49.3% |
| 2014/12 | 49.2 | +95.5% |
| 2013/12 | 25.2 | +22.4% |
| 2012/12 | 20.6 | +21.9% |
| 2011/12 | 16.9 | -8.8% |
| 2010/12 | 18.5 | - |