日期	万份收益	七日年化收益率(%)
2025-12-27	0.3842	1.4122
2025-12-26	0.3842	1.4122
2025-12-25	0.3842	1.4122
2025-12-24	0.3842	1.4123
2025-12-23	0.3842	1.4123