日期	单位净值
2017-04-21	0.9584
2017-04-20	0.9570
2017-04-14	0.9773
2017-04-07	0.9617
2017-03-31	0.9422
2017-03-24	0.9606
2017-03-20	0.9653
2017-03-17	0.9652
2017-03-10	0.9723
2017-03-03	0.9761
2017-02-24	0.9805
2017-02-20	0.9921
2017-02-17	0.9821
2017-02-10	0.9885
2017-02-03	0.9798
2017-01-26	0.9771