| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 27.97 | -8.6% |
| 2023/12 | 30.61 | -34.8% |
| 2022/12 | 46.96 | -30.4% |
| 2021/12 | 67.49 | +109.3% |
| 2020/12 | 32.25 | -37.0% |
| 2019/12 | 51.2 | -4.0% |
| 2018/12 | 53.35 | -13.6% |
| 2017/12 | 61.73 | +25.3% |
| 2016/12 | 49.25 | -16.1% |
| 2015/12 | 58.71 | +16.7% |
| 2014/12 | 50.32 | -23.0% |
| 2013/12 | 65.39 | +21.5% |
| 2012/12 | 53.81 | +24.0% |
| 2011/12 | 43.41 | +107.3% |
| 2010/12 | 20.94 | - |