| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2023/12 | 9.6 | -53.1% |
| 2022/12 | 20.45 | -1060.8% |
| 2021/12 | -2.13 | -99.5% |
| 2020/12 | -401.07 | -2849.4% |
| 2019/12 | 14.59 | +21.9% |
| 2018/12 | 11.97 | -27.0% |
| 2017/12 | 16.38 | -15.2% |
| 2016/12 | 19.33 | +77.7% |
| 2015/12 | 10.88 | +10.5% |
| 2014/12 | 9.84 | -13.1% |
| 2013/12 | 11.32 | -8.8% |
| 2012/12 | 12.41 | +51.9% |
| 2011/12 | 8.17 | -381.9% |
| 2010/12 | -2.9 | - |