| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 1.89 | -72.4% |
| 2023/12 | 6.82 | -51.4% |
| 2022/12 | 14.03 | -17.9% |
| 2021/12 | 17.09 | +34.9% |
| 2020/12 | 12.67 | -51.7% |
| 2019/12 | 26.26 | -18.0% |
| 2018/12 | 32.01 | +0.1% |
| 2017/12 | 31.98 | +4968.8% |
| 2016/12 | 0.63 | -102.5% |
| 2015/12 | -25.69 | -54.5% |
| 2014/12 | -56.49 | +50.7% |
| 2013/12 | -37.49 | -736.6% |
| 2012/12 | 5.89 | -23.9% |
| 2011/12 | 7.74 | - |