Year current US$ 2011 1370000.004768371 2012 92126.0621398687 2013 312480.0883233552 2014 925722.852349282 2015 1270025.148987769 2016 2590895.831584934 2017 2485440.9098625192 2018 3672870.7319125514 2019 2187314.946204423 2020 1951391.634065657 2021 3509099.9954845738 2022 2587694.153189661