| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 13.5 | -6.5% |
| 2023/12 | 14.4 | +148.3% |
| 2022/12 | 5.8 | +8.9% |
| 2021/12 | 5.3 | -236.7% |
| 2020/12 | -3.9 | -134.4% |
| 2019/12 | 11.3 | -432.1% |
| 2018/12 | -3.4 | -157.6% |
| 2017/12 | 5.9 | +14.2% |
| 2016/12 | 5.2 | +103.6% |
| 2015/12 | 2.6 | -87.4% |
| 2014/12 | 20.2 | -4.8% |
| 2013/12 | 21.2 | -4.2% |
| 2012/12 | 22.1 | +0.7% |
| 2011/12 | 22.0 | +7.9% |
| 2010/12 | 20.4 | - |