日期	单位净值
2013-02-20	0.9120
2013-02-08	0.9248
2013-02-01	0.9459
2013-01-31	0.9113
2013-01-25	0.8961
2013-01-18	0.9004
2013-01-11	0.8798
2013-01-04	0.9019
2012-12-31	0.9017
2012-12-28	0.8944
2012-12-21	0.8821
2012-12-14	0.8657
2012-12-07	0.8184
2012-11-30	0.8104
2012-11-23	0.8171
2012-11-16	0.8168