| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 23.1 | -3.1% |
| 2023/12 | 23.9 | -38.1% |
| 2022/12 | 38.5 | -29.3% |
| 2021/12 | 54.5 | +95.4% |
| 2020/12 | 27.9 | -25.4% |
| 2019/12 | 37.4 | +17.4% |
| 2018/12 | 31.9 | -16.0% |
| 2017/12 | 37.9 | +105.3% |
| 2016/12 | 18.5 | -49.4% |
| 2015/12 | 36.5 | -6.7% |
| 2014/12 | 39.1 | +12.9% |
| 2013/12 | 34.7 | +5.8% |
| 2012/12 | 32.8 | +18.4% |
| 2011/12 | 27.7 | - |