Year US Dollars 2005 477519989.01367 2006 552739990.23438 2007 438390014.64844 2008 598419982.91016 2009 652880004.88281 2010 670929992.67578 2011 720049987.79297 2012 762640014.64844 2013 760869995.11719 2014 1328239990.23438 2015 1555689941.40625 2016 1632890014.64844 2017 1241609985.35156 2018 1226770019.53125 2019 1154660034.17969 2020 2337340087.89063 2021 2086530029.29688