| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 22.7 | +12.3% |
| 2023/12 | 20.3 | +43.6% |
| 2022/12 | 14.1 | +228.5% |
| 2021/12 | 4.3 | -116.9% |
| 2020/12 | -25.4 | -416.3% |
| 2019/12 | 8.0 | +7.9% |
| 2018/12 | 7.4 | +68.1% |
| 2017/12 | 4.4 | -47.7% |
| 2016/12 | 8.5 | +103.2% |
| 2015/12 | 4.2 | -72.1% |
| 2014/12 | 14.9 | +771.9% |
| 2013/12 | 1.7 | -90.0% |
| 2012/12 | 17.1 | +65.2% |
| 2011/12 | 10.3 | - |