Year current US$ 2010 2089999.973773956 2011 4789999.96185302 2012 7000912.50892728 2013 1468605.756759639 2014 6214827.775955201 2015 8681782.94599056 2016 7632339.844130911 2017 4377436.99550628 2018 19840437.41226196 2019 19520033.121109013 2020 8539590.239524841 2021 10069969.983305786 2022 10607330.56580648