日期	单位净值
2017-03-31	0.9857
2017-03-24	0.9884
2017-03-17	0.9849
2017-03-10	0.9936
2017-03-03	0.9982
2017-02-28	0.9985
2017-02-24	0.9988
2017-02-17	0.9835
2017-02-10	0.9791
2017-02-03	0.9968
2017-01-26	0.9925
2017-01-20	1.0001
2017-01-13	1.0007
2017-01-06	1.0013
2016-12-30	1.0010
2016-12-23	1.0016