Year	current US$
1976	103900000
1977	183600000
1978	161900000
1979	244000000
1980	347700000
1981	379000000
1982	356000000
1983	297000000
1984	271000000
1985	370000000
1986	414000000
1987	394000000
1988	413000000
1989	486000000
1990	508000000
1991	524000000
1992	584000000
1993	602700000
1994	639830000
1995	694820000
1996	650030000
1997	643060000
1998	635310000
1999	684510000
2000	798313050
2001	807156930
2002	826941379.9462653
2003	817840352.6199399
2004	945176393.4341887
2005	946327287.1545366
2006	964820917.3468142
2007	1118075708.4630582
2008	1357397800.9401112
2009	1244871660.8380814
2010	1375454284.8436491
2011	1489861830.4313731
2012	1691056332.410345
2013	1923214612.888731
2014	2230797746.304591
2015	2261499492.701818
2016	2539041193.873868
2017	2851846181.388979
2018	3110375738.065632
2019	3110098316.180244
2020	1686454555.334975
2021	1957170896.0973341
2022	2780119277.203043
2023	3023298992.489461
