Year current US$ 2007 0 2008 0 2009 0 2010 0 2011 0 2012 1866950.03509521 2013 2776082.15808868 2014 6825741.00792408 2015 4268069.96762753 2016 194849.27132725698 2017 4294119.09519695 2018 20394964.523613498 2019 23716427.6838303 2020 10897170.1860428 2021 14661059.690639399 2022 26028747.474309057