Year current US$ 2005 21840000.53443014 2006 17719999.50706956 2007 19860000.349581257 2008 26439999.718219023 2009 1789999.9916553497 2010 1539999.9879300594 2011 2010000.0184029366 2012 1949999.9769032001 2013 4130000.086501238 2014 1769999.9939650295 2015 1409999.9815225604 2016 1809999.965131283 2017 4639999.929815523 2018 1750000.024214386 2019 1829999.9814480545 2020 2630000.0008195625 2021 6960000.041872261 2022 1309999.9930709605