| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 12.22 | +104.7% |
| 2023/12 | 5.97 | -62.6% |
| 2022/12 | 15.94 | -36.4% |
| 2021/12 | 25.06 | +147.4% |
| 2020/12 | 10.13 | +34.5% |
| 2019/12 | 7.53 | -39.4% |
| 2018/12 | 12.43 | +5.2% |
| 2017/12 | 11.82 | -0.9% |
| 2016/12 | 11.93 | +0.6% |
| 2015/12 | 11.86 | -3.2% |
| 2014/12 | 12.25 | +5.5% |
| 2013/12 | 11.61 | -1.3% |
| 2012/12 | 11.76 | +0.7% |
| 2011/12 | 11.67 | +56.3% |
| 2010/12 | 7.47 | - |