日期	单位净值
2016-05-20	0.9406
2016-05-13	0.9416
2016-05-06	0.9489
2016-04-29	0.9452
2016-04-22	0.9476
2016-04-15	0.9598
2016-04-08	0.9551
2016-04-01	0.9520
2016-03-25	0.9475
2016-03-18	0.9435
2016-03-11	0.9344
2016-03-04	0.9368
2016-02-26	0.9405
2016-02-19	0.9477
2016-02-05	0.9438
2016-01-29	0.9385