日期	单位净值
2017-06-16	1.0243
2017-06-09	1.0205
2017-05-31	1.0211
2017-05-26	1.0202
2017-05-19	1.0167
2017-05-12	1.0150
2017-05-05	1.0151
2017-04-28	1.0147
2017-04-21	1.0135
2017-04-14	1.0150
2017-04-07	1.0095
2017-03-31	1.0077
2017-03-24	1.0063
2017-03-17	1.0056
2017-03-10	1.0047
2017-03-03	1.0040