2008-08-21   613.840
2008-10-16   780.970
2008-12-10   768.550
2009-01-24   721.380
2010-02-17   1,024.860
2010-04-01   972.700
2010-12-14   753.360
2011-11-18   802.810
2012-01-11   784.100
2012-01-13   840.560