Year	current US$
1960	3230180539.272727
1961	3787993479.809524
1962	4386642811.058601
1963	4362576125.092479
1964	4605104211.0966625
1965	4491627007.91891
1966	5105965303.038172
1967	5036033187.450672
1968	5162289775.450843
1969	5970200089.347876
1970	6411015392.356802
1971	7750967796.134
1972	8904282500.599953
1973	13594195309.734514
1974	10118958556.810938
1975	5577750788.985946
1976	7124238136.680801
1977	10167460559.802818
1978	11370672930.325352
1979	15426732821.628664
1980	20526428638.974358
1981	25952050612.820515
1982	14680277551.23753
1983	14590083883.438812
1984	13715434397.558943
1985	11975251696.926891
1986	12372987677.71419
1987	14241540967.397635
1988	15601896464.564333
1989	18001621609.267036
1990	20500087873.904926
1991	23960585272.59649
1992	29937420101.33579
1993	32483883211.92266
1994	36841818926.725464
1995	45945029411.81393
1996	47806168924.17197
1997	52342030337.857025
1998	51754343708.66045
1999	47519874012.83879
2000	48666794887.79961
2001	44172946627.798256
2002	42940065544.4249
2003	45891070412.9228
2004	57309933535.22654
2005	70306975958.66963
2006	82301437383.5724
2007	92840463452.06746
2008	104680004306.71706
2009	97340052792.4339
2010	122825040070.40761
2011	146165378567.83258
2012	158473015849.30157
2013	168339435607.1291
2014	158961379780.72592
2015	149774667012.1009
2016	154992984238.26538
2017	171431102657.8007
2018	183607454989.21545
2019	171616874709.61288
2020	148455922682.8327
2021	195916555307.97073
2022	192429610829.63736
2023	203457817506.9937