| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2025/6 | 32.6 | +20.8% |
| 2024/6 | 27.0 | +3.5% |
| 2023/6 | 26.09 | -2.8% |
| 2022/6 | 26.84 | -2.9% |
| 2021/6 | 27.64 | +11.5% |
| 2020/6 | 24.79 | +24.5% |
| 2019/6 | 19.91 | -10.6% |
| 2018/6 | 22.28 | +9.9% |
| 2017/6 | 20.26 | -15.2% |
| 2016/6 | 23.91 | -7.9% |
| 2015/6 | 25.96 | -6.3% |
| 2014/6 | 27.72 | +9.0% |
| 2013/6 | 25.43 | +4.8% |
| 2012/6 | 24.26 | -0.7% |
| 2011/6 | 24.43 | - |