| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | -417.4 | +1563.3% |
| 2023/12 | -25.1 | -90.5% |
| 2022/12 | -264.9 | +66.7% |
| 2021/12 | -158.9 | +3727.4% |
| 2020/12 | -4.2 | -152.8% |
| 2019/12 | 7.9 | +91.2% |
| 2018/12 | 4.1 | -71.4% |
| 2017/12 | 14.4 | -34.8% |
| 2016/12 | 22.1 | -15.2% |
| 2015/12 | 26.0 | +1265.2% |
| 2014/12 | 1.9 | -34.5% |
| 2013/12 | 2.9 | -40.8% |
| 2012/12 | 4.9 | +43.2% |
| 2011/12 | 3.4 | - |