日期	单位净值
2013-02-20	1.0592
2013-02-08	1.0606
2013-02-01	1.0327
2013-01-25	1.0191
2013-01-18	1.0503
2013-01-11	1.0143
2013-01-04	0.9941
2012-12-28	1.0004
2012-12-21	0.9731
2012-12-20	0.9694
2012-12-14	0.9471
2012-12-07	0.9220
2012-11-30	0.9284
2012-11-23	0.9504
2012-11-16	0.9787
2012-11-09	1.0089