Year	current US$
1986	73630000
1987	78730000
1988	90920000
1989	87070000
1990	97930000
1991	119590000
1992	142110000
1993	181240000
1994	177590000
1995	216670000
1996	187620000
1997	172330000
1998	222190000
1999	219910000
2000	208010000
2001	293710614.52514
2002	339727932.960894
2003	295220700
2004	295424000
2005	273513400
2006	337819600
2007	372082100
2008	604898900
2009	578220110
2010	568163690
2011	536675980
2012	602222300
2013	532720670
2014	559751000
2015	709800560
2016	807960890
2017	777461452.513966
2018	852082680
2019	830000000
2020	1023468720
2021	1330950280
2022	1362705590