日期	单位净值
2017-08-11	1.1771
2017-08-04	1.1863
2017-07-28	1.2047
2017-07-21	1.2140
2017-07-14	1.2009
2017-07-07	1.1872
2017-06-30	1.1962
2017-06-23	1.1801
2017-06-16	1.1316
2017-06-09	1.1479
2017-06-02	1.0893
2017-05-26	1.0941
2017-05-19	1.0799
2017-05-12	1.0637
2017-05-05	1.0652
2017-04-28	1.0684