| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | -747.8 | +285.6% |
| 2023/12 | -193.9 | -869.9% |
| 2022/12 | 25.2 | +157.9% |
| 2021/12 | 9.8 | -128.9% |
| 2020/12 | -33.8 | -84.4% |
| 2019/12 | -217.0 | -93.2% |
| 2018/12 | -3200.5 | -29860.0% |
| 2017/12 | 10.8 | -66.6% |
| 2016/12 | 32.2 | +14.9% |
| 2015/12 | 28.0 | +32.0% |
| 2014/12 | 21.2 | -12.2% |
| 2013/12 | 24.1 | +19.2% |
| 2012/12 | 20.2 | -24.7% |
| 2011/12 | 26.9 | - |