日期	单位净值
2017-06-23	1.5785
2017-06-20	1.5778
2017-06-16	1.5800
2017-06-09	1.5785
2017-05-31	1.5867
2017-05-26	1.5933
2017-05-19	1.6237
2017-05-12	1.5876
2017-05-05	1.6472
2017-04-28	1.6839
2017-04-21	1.6587
2017-04-20	1.6518
2017-04-14	1.6990
2017-04-07	1.7793
2017-03-31	1.7533
2017-03-24	1.8020