递增金额
1.0_{2021,20211216,20211231,4.70%}~{2022,20211231,20221231,3.12%}~{2023,20221231,20231231,3.14%}~{2024,20231231,20241231,2.88%}_{近1月,20250812,20250911,1.96%}~{近3月,20250613,20250911,1.86%}~{近6月,20250315,20250911,1.97%}~{近1年,20240911,20250911,2.29%}~{成立以来,20211216,20250911,3.01%}