日期	单位净值
2021-05-28	1.1354
2021-05-21	1.1344
2021-05-14	1.1335
2021-05-10	1.1328
2021-05-07	1.1325
2021-04-30	1.1316
2021-04-23	1.1307
2021-04-16	1.1297
2021-04-14	1.1294
2021-04-09	1.1288
2021-04-02	1.1279
2021-03-26	1.1269
2021-03-19	1.1259
2021-03-12	1.1250
2021-03-10	1.1247
2021-03-05	1.1240