| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 34.2 | -7.5% |
| 2023/12 | 37.0 | +70.5% |
| 2022/12 | 21.7 | -21.9% |
| 2021/12 | 27.7 | +36.3% |
| 2020/12 | 20.4 | +71.3% |
| 2019/12 | 11.9 | -29.0% |
| 2018/12 | 16.7 | +82.0% |
| 2017/12 | 9.2 | -120.5% |
| 2016/12 | -44.8 | +327.9% |
| 2015/12 | -10.5 | -46.3% |
| 2014/12 | -19.5 | +26.8% |
| 2013/12 | -15.4 | +43.9% |
| 2012/12 | -10.7 | +15.3% |
| 2011/12 | -9.3 | - |