递增金额
1.0_{2020,20191231,20201231,4.19%}~{2021,20201231,20211231,4.19%}~{2022,20211231,20221231,3.21%}~{2023,20221231,20231231,3.68%}~{2024,20231231,20241231,2.98%}_{近1月,20250812,20250911,-0.03%}~{近3月,20250613,20250911,0.63%}~{近6月,20250315,20250911,1.43%}~{近1年,20240911,20250911,2.15%}~{成立以来,20190911,20250911,3.76%}