日期	单位净值
2013-03-01	1.1010
2013-02-22	1.0484
2013-02-20	1.0900
2013-02-08	1.1305
2013-02-01	1.1511
2013-01-25	1.0553
2013-01-18	1.0526
2013-01-11	0.9903
2013-01-04	0.9850
2012-12-28	0.9658
2012-12-21	0.9424
2012-12-20	0.9414
2012-12-14	0.9347
2012-12-07	0.8765
2012-11-30	0.8636
2012-11-23	0.8609