| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 11.6 | -54.2% |
| 2023/12 | 25.3 | -26.2% |
| 2022/12 | 34.3 | +133.9% |
| 2021/12 | 14.7 | -152.4% |
| 2020/12 | -28.0 | +224.0% |
| 2019/12 | -8.7 | -39.3% |
| 2018/12 | -14.3 | -35.0% |
| 2017/12 | -21.9 | +193.7% |
| 2016/12 | -7.5 | -134.8% |
| 2015/12 | 21.5 | -15.8% |
| 2014/12 | 25.5 | -30.5% |
| 2013/12 | 36.7 | -1.2% |
| 2012/12 | 37.1 | -15.1% |
| 2011/12 | 43.7 | - |