日期	单位净值
2015-06-12	3.1486
2015-06-05	3.0776
2015-05-29	2.7871
2015-05-22	2.7263
2015-05-20	2.5979
2015-05-15	2.5482
2015-05-08	2.3567
2015-04-30	2.3664
2015-04-24	2.2867
2015-04-20	2.1449
2015-04-17	2.2534
2015-04-10	2.2868
2015-04-03	2.2242
2015-03-27	2.0443
2015-03-20	1.9529
2015-03-13	1.8851