Year Number 2004-01-01 14974434.0000 2005-01-01 15704971.0000 2006-01-01 20992562.0000 2007-01-01 23814451.0000 2008-01-01 24564680.0000 2009-01-01 24729632.0000 2010-01-01 28154080.0000 2011-01-01 31713508.0000 2012-01-01 34447884.0000 2013-01-01 37240969.0000 2014-01-01 41192540.0000 2015-01-01 45012768.0000 2016-01-01 47814016.2689