日期	单位净值
2017-04-21	1.0242
2017-04-14	1.0219
2017-04-07	1.0329
2017-03-31	1.0217
2017-03-24	1.0343
2017-03-17	1.0179
2017-03-10	1.0221
2017-03-03	1.0140
2017-02-24	1.0178
2017-02-17	1.0082
2017-02-10	1.0105
2017-02-03	1.0062
2017-01-26	1.0064
2017-01-20	1.0023
2017-01-13	0.9999