| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2025/6 | 6.6 | -43.3% |
| 2024/6 | 11.6 | -33.0% |
| 2023/6 | 17.3 | -7.9% |
| 2022/6 | 18.8 | -3.7% |
| 2021/6 | 19.6 | +190.4% |
| 2020/6 | 6.7 | -16.6% |
| 2019/6 | 8.1 | -39.0% |
| 2018/6 | 13.2 | -13.8% |
| 2017/6 | 15.4 | +1.8% |
| 2016/6 | 15.1 | -44.3% |
| 2015/6 | 27.0 | -5.8% |
| 2014/6 | 28.7 | -17.9% |
| 2013/6 | 35.0 | -32.4% |
| 2012/6 | 51.8 | +7.8% |
| 2011/6 | 48.0 | - |