Year current US$ 2005 8900000 2006 12800000 2007 8800000 2008 14700000 2009 19500000 2010 15700000 2011 1127500000 2012 855853174.59244 2013 1001358241.28659 2014 756410387.642135 2015 1166568218.32676 2016 593480274.784826 2017 1076294914.6231 2018 1822706175.76018 2019 2076317927.82742 2020 1196048014.07299 2021 1347879531.24334 2022 1347879531.24334 2023 1361140136.71875