Year current US$ 2011 600000.023841858 2012 49855.731427669496 2013 795596.897602081 2014 990756.392478943 2015 1256497.62153625 2016 1333889.00756836 2017 1102746.9635009798 2018 1369247.4365234398 2019 993983.805179596 2020 640934.705734253 2021 1355000.01907349 2022 993994.8320388789