Year current US$ 2009 150000.005960464 2010 1080000.04291534 2011 1929999.94754791 2012 7920000.07629395 2013 3859999.89509583 2014 1730000.01907349 2015 3960000.03814697 2016 1299999.95231628 2017 3079999.92370605 2018 4460000.03814697 2019 4159999.8474121103 2020 4170000.07629395 2021 2849999.90463257 2022 4619999.88555908