Year current US$ 2005 39579998.0163574 2006 84319999.6948242 2007 32649997.7111816 2008 15210000.038146999 2009 29079999.9237061 2010 27949998.855590798 2011 33000000 2012 21770000.4577637 2013 34270000.4577637 2014 30090000.1525879 2015 47299999.237060495 2016 54750000 2017 39299999.237060495 2018 129110000.610352 2019 158559997.55859402 2020 225860000.61035198 2021 253160003.66210902 2022 288950000.6064773