| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 3.6 | -153.7% |
| 2023/12 | -6.8 | -74.3% |
| 2022/12 | -26.2 | +13.1% |
| 2021/12 | -23.2 | -350.5% |
| 2020/12 | 9.3 | -43.8% |
| 2019/12 | 16.5 | +1154.3% |
| 2018/12 | 1.3 | -107.8% |
| 2017/12 | -16.9 | +449.9% |
| 2016/12 | -3.1 | +4.0% |
| 2015/12 | -3.0 | -22.5% |
| 2014/12 | -3.8 | -287.9% |
| 2013/12 | 2.0 | -76.5% |
| 2012/12 | 8.7 | -0.5% |
| 2011/12 | 8.7 | - |