| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 2.2 | -10.3% |
| 2023/12 | 2.4 | -20.6% |
| 2022/12 | 3.1 | -63.6% |
| 2021/12 | 8.4 | -117.8% |
| 2020/12 | -47.0 | -456.8% |
| 2019/12 | 13.2 | -8.5% |
| 2018/12 | 14.4 | -6.2% |
| 2017/12 | 15.4 | -11.6% |
| 2016/12 | 17.4 | -1.1% |
| 2015/12 | 17.6 | +79.8% |
| 2014/12 | 9.8 | +42.9% |
| 2013/12 | 6.8 | +70.4% |
| 2012/12 | 4.0 | +94.3% |
| 2011/12 | 2.1 | -66.5% |
| 2010/12 | 6.2 | - |