| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 21.39 | +215.8% |
| 2023/12 | 6.77 | +118.3% |
| 2022/12 | 3.1 | -78.0% |
| 2021/12 | 14.11 | +0.1% |
| 2020/12 | 14.1 | -3.1% |
| 2019/12 | 14.55 | +21.2% |
| 2018/12 | 12.0 | +70.1% |
| 2017/12 | 7.05 | -30.2% |
| 2016/12 | 10.1 | -316.1% |
| 2015/12 | -4.67 | -112.5% |
| 2014/12 | 37.54 | +334.7% |
| 2013/12 | 8.64 | +187.7% |
| 2012/12 | 3.0 | -41.9% |
| 2011/12 | 5.16 | - |