| （単位：%） | 総還元性向 | 前年比（％） |
|---|---|---|
| 2023/12 | -112.7 | +34.8% |
| 2022/12 | -83.6 | -9.6% |
| 2021/12 | -92.5 | -960.3% |
| 2020/12 | 10.8 | -109.8% |
| 2019/12 | -109.2 | +35.7% |
| 2018/12 | -80.5 | -2644.5% |
| 2017/12 | 3.2 | -58.2% |
| 2016/12 | 7.6 | -63.7% |
| 2015/12 | 20.9 | -141.2% |
| 2014/12 | -50.7 | -11.9% |
| 2013/12 | -57.5 | +89.5% |
| 2012/12 | -30.3 | +3.1% |
| 2011/12 | -29.4 | +7.4% |
| 2010/12 | -27.4 | - |