| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 37.36 | +27.2% |
| 2023/12 | 29.38 | -30.1% |
| 2022/12 | 42.05 | -16.2% |
| 2021/12 | 50.19 | +15.7% |
| 2020/12 | 43.38 | -0.8% |
| 2019/12 | 43.74 | +2.1% |
| 2018/12 | 42.84 | +5.5% |
| 2017/12 | 40.59 | -27.9% |
| 2016/12 | 56.32 | +64.8% |
| 2015/12 | 34.16 | +3095.4% |
| 2014/12 | 1.07 | -96.1% |
| 2013/12 | 27.61 | +8.7% |
| 2012/12 | 25.39 | - |
| 2010/12 | 21.71 | - |