| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 37.92 | -11.0% |
| 2023/12 | 42.61 | +0.8% |
| 2022/12 | 42.29 | +59.7% |
| 2021/12 | 26.49 | -26.2% |
| 2020/12 | 35.9 | -20.0% |
| 2019/12 | 44.86 | +9.9% |
| 2018/12 | 40.83 | +4.1% |
| 2017/12 | 39.2 | +17.4% |
| 2016/12 | 33.39 | -6.6% |
| 2015/12 | 35.74 | +53.0% |
| 2014/12 | 23.36 | +36.2% |
| 2013/12 | 17.15 | -17987.9% |
| 2012/12 | -0.1 | -98.7% |
| 2011/12 | -7.61 | - |