日期	万份收益	七日年化收益率(%)
2025-04-21	0.3306	1.2140
2025-04-20	0.3306	1.2140
2025-04-19	0.3306	1.2140
2025-04-18	0.3306	1.2140
2025-04-17	0.3306	1.2140
2025-04-16	0.3306	1.2140
2025-04-15	0.3307	1.2140
2025-04-14	0.3307	1.2140