Year current US$ 2009 605979131.4581068 2010 628408661.6994762 2011 696532534.8237727 2012 774903709.05943 2013 691093864.8538027 2014 809847217.8630745 2015 733133328.4951341 2016 780397600.5188544 2017 889947460.3541594 2018 955211780.2864808 2019 891398813.1504877 2020 907484953.3563625 2021 1068624004.6143526 2022 1010888610.2919304 2023 1035249583.6270306