Year current US$ 2006 250000 2007 360000.01430511504 2008 490000.009536743 2009 389999.98569488496 2010 430000.00715255697 2011 239999.994635582 2012 310000.002384186 2013 439999.997615814 2014 400000.00596046395 2015 211292.296648026 2016 176850.49772262602 2017 354199.081659317 2018 296788.63286972 2019 240061.70034408598 2020 673665.285110474 2021 451609.253883362 2022 324866.265058517