Year US Dollars 2008-01-01 75812172.18 2009-01-01 76637989.16 2010-01-01 74202992.69 2011-01-01 91992611.04 2012-01-01 112569844.90 2013-01-01 75745460.35 2014-01-01 89288746.56 2015-01-01 97810439.81 2016-01-01 93593833.06 2017-01-01 95974728.56 2018-01-01 98139764.71 2019-01-01 100255537.40 2020-01-01 102363493.70 2021-01-01 104498237.60