Year current US$ 2011 670000.016689301 2012 771128.714084625 2013 913586.974143982 2014 899568.974971771 2015 1037722.4683761599 2016 788863.480091095 2017 768892.705440521 2018 777545.571327209 2019 763076.364994049 2020 486184.358596802 2021 1080500.00667572 2022 855913.519859314