Year current US$ 2007 718077959.8279681 2008 740871504.0442407 2009 713316566.0221171 2010 692744636.4266812 2011 771740712.4307965 2012 647273782.9673188 2013 876045382.4869484 2014 1034495416.0436301 2015 856719398.7270851 2016 814119859.461676 2017 831000414.616725 2018 931560535.759146 2019 883425961.4778737 2020 958602181.4411558 2021 1051123096.1208774 2022 1030909818.2666982 2023 1163988147.7882705