Year US Dollars adjusted for inflation) 2007 29694454.46719 2008 39915075.05959 2009 43371600.16419 2010 49248810.57269 2011 55003298.71455 2012 60551234.7887 2013 81268829.18172 2014 110951536.07134 2015 114067267.37232 2016 125930267.74121 2017 131162273.81668