Year Number 2004-01-01 107.3950102 2005-01-01 115.2727565 2006-01-01 116.7916827 2007-01-01 136.4013877 2008-01-01 167.5683396 2009-01-01 190.8090743 2010-01-01 201.4204434 2011-01-01 205.0742377 2012-01-01 202.8360312