Year current US$ 2011 29999.999329447703 2012 1769999.98092651 2013 1940000.0572204601 2014 2059999.94277954 2015 3059999.94277954 2016 3329999.92370605 2017 4210000.03814697 2018 4159999.8474121103 2019 3230000.01907349 2020 5420000.07629395 2021 4030000.2098083496 2022 4139999.8664856004