日期	单位净值
2017-05-05	0.9667
2017-04-28	0.9707
2017-04-21	0.9764
2017-04-14	0.9814
2017-04-07	0.9926
2017-03-31	0.9938
2017-03-24	0.9942
2017-03-17	0.9981
2017-03-10	0.9982
2017-03-03	1.0014
2017-02-24	1.0053
2017-02-17	1.0033
2017-02-10	1.0030
2017-02-03	1.0014
2017-01-26	1.0012
2017-01-20	1.0006