日期	单位净值
2013-03-01	0.9017
2013-02-22	0.8872
2013-02-20	0.9051
2013-02-08	0.9000
2013-02-01	0.8801
2013-01-25	0.8662
2013-01-18	0.8794
2013-01-11	0.8414
2013-01-04	0.8318
2012-12-28	0.8299
2012-12-21	0.8047
2012-12-20	0.8016
2012-12-14	0.8028
2012-12-07	0.7964
2012-11-30	0.7867
2012-11-23	0.8032