Year	current US$
1992	997924010.2
1993	635497663.8000001
1994	777862180
1995	667648790
1996	960636600
1997	791494200
1998	1076497500
1999	1035663700.0000001
2000	1171327326
2001	1430013939
2002	1664958080
2003	2625419265
2004	3515479874
2005	4210368996
2006	5265981779
2007	5713306861
2008	7164878305
2009	6093790715
2010	6600611600
2011	9755968700
2012	9652870600
2013	10712502500
2014	9187697600
2015	9216676900
2016	8489140299.999999
2017	8783292200
2018	11464970100
2019	13667641800
2020	10746229600