Year	current US$
1994	125700000
1996	98200000
1998	98000000
2000	15100000
2003	30550000
2004	500000
2005	17500000
2008	4600000
2010	39100000
2011	107300000
2012	970700000
2014	158900000
2016	26070000
2017	151100000
2018	21400000
2019	647200000
2022	858740000