Year current US$ 2005 10029999.68081713 2006 67540001.51157379 2007 25309999.294579033 2008 4160000.169649723 2009 8609999.811276797 2010 6879999.7996538915 2011 7090000.13582408 2012 2320000.046864148 2013 1269999.9790638683 2014 610000.0012665981 2015 2149999.9593943353 2016 3240000.0710040326 2017 3350000.0163912745 2018 12409999.9088794 2019 18280000.438913703 2020 14380000.106990326 2021 31570000.32253563 2022 21180000.137537714