| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 0.0 | -76.8% |
| 2023/12 | -0.1 | -111.4% |
| 2022/12 | 1.1 | -60.6% |
| 2021/12 | 2.9 | -51.7% |
| 2020/12 | 5.9 | +126.6% |
| 2019/12 | 2.6 | +32.9% |
| 2018/12 | 2.0 | -40.5% |
| 2017/12 | 3.3 | -696.1% |
| 2016/12 | -0.6 | -232.5% |
| 2015/12 | 0.4 | -120.5% |
| 2014/12 | -2.0 | -22.7% |
| 2013/12 | -2.6 | -82.5% |
| 2012/12 | -15.1 | +684.8% |
| 2011/12 | -1.9 | - |