Year	current US$
2002	43468355.213188
2003	61303449.3702122
2004	182433882.007243
2005	153299848.265643
2006	83755117.6418799
2007	230271660.438162
2008	210423736.879578
2009	249928530.792892
2010	406188383.994682
2011	461610880.986764
2012	883551410.78244
2013	686998202.842836
2014	311471064.613909
2015	437752180.980057
2016	280953720.723143
2017	544434360.995242
2018	673903564.681158
2019	656221032.73923
2020	656523631.709921
2021	934780578.64168
2022	830810029.645485
2023	781994896.673166