递增金额 
     
 
     
       1.0_{2020,20191231,20201231,4.10%}~{2021,20201231,20211231,4.14%}~{2022,20211231,20221231,3.03%}~{2023,20221231,20231231,3.06%}~{2024,20231231,20241231,2.78%}_{近1月,20250928,20251028,2.10%}~{近3月,20250730,20251028,2.13%}~{近6月,20250501,20251028,1.95%}~{近1年,20241028,20251028,2.12%}~{成立以来,20190320,20251028,3.70%}