| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 55.96 | +15.0% |
| 2023/12 | 48.65 | +88.1% |
| 2022/12 | 25.86 | -54.0% |
| 2021/12 | 56.25 | +51.9% |
| 2020/12 | 37.04 | -23.1% |
| 2019/12 | 48.18 | -16.8% |
| 2018/12 | 57.88 | +1.6% |
| 2017/12 | 56.99 | -6.0% |
| 2016/12 | 60.64 | -6.5% |
| 2015/12 | 64.84 | -15.6% |
| 2014/12 | 76.78 | +8.1% |
| 2013/12 | 71.02 | +423.5% |
| 2012/12 | 13.57 | -76.1% |
| 2011/12 | 56.86 | +25.4% |
| 2010/12 | 45.35 | - |