| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 80.2 | +2.7% |
| 2023/12 | 78.1 | -16.0% |
| 2022/12 | 92.9 | +37.4% |
| 2021/12 | 67.6 | +45.0% |
| 2020/12 | 46.6 | -33.2% |
| 2019/12 | 69.9 | -7.0% |
| 2018/12 | 75.1 | +2.1% |
| 2017/12 | 73.6 | +51.9% |
| 2016/12 | 48.4 | +3.4% |
| 2015/12 | 46.9 | +73.2% |
| 2014/12 | 27.0 | -709.1% |
| 2013/12 | -4.4 | -93.4% |
| 2012/12 | -67.4 | +109.3% |
| 2011/12 | -32.2 | +36.2% |
| 2010/12 | -23.6 | - |