日期	单位净值
2025-02-28	1.0876
2025-02-21	1.1259
2025-02-14	1.0707
2025-02-07	1.0527
2025-01-27	1.0270
2025-01-24	1.0280
2025-01-17	1.0069
2025-01-10	0.9802
2025-01-03	0.9869
2024-12-27	1.0041
2024-12-20	1.0123