| （単位：%） | 総還元性向 | 前年比（％） |
|---|---|---|
| 2025/8 | -77.1 | +7.3% |
| 2024/8 | -71.8 | +6.7% |
| 2023/8 | -67.4 | +84.9% |
| 2022/8 | -36.4 | -62.0% |
| 2021/8 | -95.8 | +15.2% |
| 2020/8 | -83.1 | -8.5% |
| 2019/8 | -90.8 | -38.3% |
| 2018/8 | -147.3 | +11.3% |
| 2017/8 | -132.4 | +4.1% |
| 2016/8 | -127.2 | -5.0% |
| 2015/8 | -133.9 | -16.9% |
| 2014/8 | -161.1 | -17.6% |
| 2013/8 | -195.4 | +81.2% |
| 2012/8 | -107.8 | -29.2% |
| 2011/8 | -152.3 | - |