日期	单位净值
2013-02-28	0.9427
2013-02-22	0.9403
2013-02-20	0.9511
2013-02-08	0.9643
2013-02-01	0.9853
2013-01-31	0.9485
2013-01-25	0.9330
2013-01-18	0.9376
2013-01-11	0.9160
2013-01-04	0.9393
2012-12-31	0.9388
2012-12-28	0.9335
2012-12-21	0.9207
2012-12-14	0.9036
2012-12-07	0.8551
2012-11-30	0.8472