Year current US$ 2005 799019121.7318013 2006 983298284.1716764 2007 1307705905.8881385 2008 1518452558.8782175 2009 1345151541.826147 2010 1390766344.73668 2011 1821294785.6292267 2012 2117271455.8158078 2013 2424650444.6865172 2014 2342634655.0566726 2015 2336840628.852997 2016 1886625256.439531 2017 2231037037.4775023 2018 2731227230.08908 2019 3107397332.77026 2020 1697320294.41462 2021 2289156405.14203 2022 4806060144.50376 2023 5101276901.38966