| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 6.0 | -54.9% |
| 2023/12 | 13.2 | -142.5% |
| 2022/12 | -31.1 | -56.0% |
| 2021/12 | -70.6 | -73.7% |
| 2020/12 | -268.4 | +316.4% |
| 2019/12 | -64.5 | +42.1% |
| 2018/12 | -45.4 | +3316.5% |
| 2017/12 | -1.3 | -211.0% |
| 2016/12 | 1.2 | -118.9% |
| 2015/12 | -6.3 | -136.0% |
| 2014/12 | 17.6 | +14.4% |
| 2013/12 | 15.3 | +5.6% |
| 2012/12 | 14.5 | -4.2% |
| 2011/12 | 15.2 | - |