| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 19.1 | -13.1% |
| 2023/12 | 21.9 | -16.2% |
| 2022/12 | 26.2 | -54.3% |
| 2021/12 | 57.3 | -7.3% |
| 2020/12 | 61.9 | +89.5% |
| 2019/12 | 32.6 | -6.7% |
| 2018/12 | 35.0 | +199.1% |
| 2017/12 | 11.7 | -69.7% |
| 2016/12 | 38.6 | -22.4% |
| 2015/12 | 49.7 | +25.1% |
| 2014/12 | 39.8 | +62.8% |
| 2013/12 | 24.4 | -34.2% |
| 2012/12 | 37.1 | +68.0% |
| 2011/12 | 22.1 | - |