Year	current US$
1972	107568000.8
1973	156077774
1974	162146469.1
1975	157393798.8
1976	127377281.2
1977	143645858.8
1978	155533096.3
1979	207459869.4
1980	256152557.39999998
1981	259673492.39999998
1982	294577362.1
1983	300758941.7
1984	275288879.4
1985	256343048.09999996
1986	303651428.2
1987	379271850.6
1988	491960022
1989	584965942.4
1990	761847595.2
1991	651125366.2
1992	602392150.9
1993	832968261.7
1994	1154772705
1995	1651630371
1996	2039780396
1997	1010340271
1998	259445526.1
1999	257530822.8
2000	215300354.565708
2001	218798054.6629
2002	232521812.123755
2003	290415929.712554
2004	322273181.293753
2005	352035937.831803
2006	334684335.46604
2007	383652892.18696
2008	421363024.488329
2009	331041414.529199
2010	370502945.272497
2011	455316355.56205
2012	461782564.228344
2013	459239108.402163
2014	535105600.06901
2015	531736255.251462
2016	528072446.592255
2017	538592709.732017
2018	508952374.772124
2019	473929653.243397
2020	428486699.091893
2021	661455084.266966
2022	577354203.649818
2023	617125185.717247