Year current US$ 2008 280000.0030547376 2009 309999.9967962499 2010 549999.9895691873 2011 630000.0045448546 2012 489999.9964982268 2013 320000.0021606686 2014 159999.99642372102 2015 179999.9959766865 2016 89999.99798834328 2017 129999.9989569186 2018 59999.9986588955 2019 70000.0002980232 2020 50000.0007450581 2021 810000.0098347659 2022 1999999.9944120632