| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 7.3 | -62.0% |
| 2023/12 | 19.3 | -23.0% |
| 2022/12 | 25.0 | +19.4% |
| 2021/12 | 21.0 | -13.2% |
| 2020/12 | 24.1 | -0.7% |
| 2019/12 | 24.3 | -42.8% |
| 2018/12 | 42.5 | +47.4% |
| 2017/12 | 28.8 | +20.3% |
| 2016/12 | 24.0 | -16.8% |
| 2015/12 | 28.8 | +52.9% |
| 2014/12 | 18.8 | +182.1% |
| 2013/12 | 6.7 | -115.0% |
| 2012/12 | -44.6 | -14.3% |
| 2011/12 | -52.1 | - |