Year current US$ 2005 139999.9968707562 2006 619999.9842792756 2007 1280000.0105053186 2008 1100000.0033527617 2009 270000.0032782552 2010 1049999.989569187 2011 989999.994635582 2012 1049999.997019768 2013 2779999.9266862893 2014 2520000.0405311612 2015 2849999.90463257 2016 4450000.04768371 2017 2350000.02384186 2018 4490000.009536739 2019 4610000.1335144 2020 4379999.99523162 2021 6460000.03814697 2022 49410001.03950497