Year current US$ 2005 25019402529.69596 2006 31155605715.961956 2007 39059583250.846176 2008 69108215641.98976 2009 30898601604.005962 2010 49835898119.65812 2011 79403875555.55556 2012 90931946116.15178 2013 97105937667.23842 2014 86742299828.47342 2015 41812834217.724 2016 40759564521.59187 2017 60100857685.810814 2018 91586049883.74551 2019 87263427326.56514 2020 43472644724.23511 2021 84954745713.10345