| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2025/6 | 18.8 | +9.5% |
| 2024/6 | 17.2 | +57.8% |
| 2023/6 | 10.9 | -46.2% |
| 2022/6 | 20.2 | +76.0% |
| 2021/6 | 11.5 | +89.0% |
| 2020/6 | 6.1 | -44.0% |
| 2019/6 | 10.9 | -24.1% |
| 2018/6 | 14.3 | +37.9% |
| 2017/6 | 10.4 | +452.7% |
| 2016/6 | 1.9 | -83.4% |
| 2015/6 | 11.3 | +43.7% |
| 2014/6 | 7.9 | -32.8% |
| 2013/6 | 11.8 | +45.5% |
| 2012/6 | 8.1 | -11.4% |
| 2011/6 | 9.1 | - |