| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 34.17 | -7.5% |
| 2023/12 | 36.95 | +70.5% |
| 2022/12 | 21.68 | -21.9% |
| 2021/12 | 27.74 | +36.3% |
| 2020/12 | 20.36 | +71.3% |
| 2019/12 | 11.88 | -29.0% |
| 2018/12 | 16.74 | +82.0% |
| 2017/12 | 9.2 | -120.5% |
| 2016/12 | -44.8 | +327.9% |
| 2015/12 | -10.47 | -46.3% |
| 2014/12 | -19.49 | +26.8% |
| 2013/12 | -15.36 | +43.9% |
| 2012/12 | -10.68 | +15.3% |
| 2011/12 | -9.26 | - |