Year	current USD
1974	698192771.084337
1975	1063855421.68675
1976	1275301204.81928
1977	1468674698.7951798
1978	1627662342.0692499
1979	1552431165.78793
1980	2114454045.8122401
1981	2654105929.96991
1982	2741068094.3
1983	2047257950.10256
1984	2002310076.61267
1985	1923319346.6477
1986	1734616704.09182
1987	1347598625.1787002
1988	1356706412.7662098
1989	1409556738.18967
1990	1613975396.26983
1991	1697029205.46372
1992	1887635965.9494002
1993	1933304585.3097599
1994	2239731574.68472
1995	2478753541.07649
1996	2874845237.5869904
1997	3231358571.24198
1998	972702125.109851
1999	1135147005.46775
2000	1129542839.56935
2001	919022697.814032
2002	1369857128.8954499
2003	2134746704.3171802
2004	2428947795.29805
2005	2146270791.38648
2006	2611875117.3667903
2007	3348758341.53813
2008	3232202215.4952703
2009	3304459138.20152
2010	4663365759.37552
2011	5838026185.71723
2012	6531097955.28321
2013	8384028600.92532
2014	6929248704.20671
2015	7595030527.64333
2016	7396626074.686049
2017	8797528449.54204
2018	7493744633.3578005
2019	8154244767.61856
2020	9386956717.64656
2021	8802514800.450361
2022	8986608070.927391