Year	current US$
1960	471500100
1961	483100200
1962	620500000
1963	706700100
1964	782100300
1965	689800000
1966	787700000
1967	831100000
1968	876500000
1969	970200000
1970	1177336895.8999999
1971	1361405507
1972	1484931244
1973	1736547483.3999999
1974	2224775490.6
1975	2615760853.1
1976	3189755694
1977	3728679026.8
1978	3845300030
1979	4220633640
1980	5519883259
1981	5710238062.4
1982	6575024940.5
1983	7293007093.6
1984	9610092007.2
1985	4046587381.7069163
1986	4694386338.618884
1987	4670651195.992049
1988	4064448028.3654013
1989	5311405744.9526825
1990	5779284464.241728
1991	8161335962.803195
1992	9774376000
1993	10593423999.999998
1994	11545719272.270737
1995	13069883449.883451
1996	14161372338.79139
1997	14936261599.647749
1998	15582396133.71619
1999	15793059807.015472
2000	17425234487.522694
2001	18030973888.742905
2002	19090346161.81259
2003	15431140619.679945
2004	15813408508.855705
2005	25805932527.789364
2006	27123001522.37077
2007	31169192144.754208
2008	35369263862.1375
2009	35844167708.73104
2010	40040392667.373
2011	44257750700.129715
2012	45535683582.38153
2013	45867944435.18087
2014	48107171580.829094
2015	50467975896.99251
2016	53365971305.330414
2017	55558856698.97972
2018	58432257495.976616
2019	60301325659.19181
2020	54948899202.75856
2021	62589187173.67925
2022	74350409673.38278
2023	78587406783.76569