Year	current US$
1960	3083578328.4334316
1961	3454640907.1818566
1962	3537169256.614868
1963	3654346913.061739
1964	3926921461.570769
1965	4524569508.609828
1966	4712725745.48509
1967	5698026039.479211
1968	6229315413.691727
1969	6774674506.509871
1970	7700335993.280135
1971	8196136077.278455
1972	7118305493.37007
1973	4800718812.068476
1974	7191010101.0101
1975	9195656565.656565
1976	10426666666.666666
1977	11955858585.858585
1978	14467575757.575758
1979	16385959595.959595
1980	19632424242.42424
1981	22639898989.89899
1982	24991279620.85308
1983	22987559055.11811
1984	24988646482.635796
1985	25418601583.113457
1986	24335523868.567886
1987	24216370521.409847
1988	27716604955.853035
1989	28353339778.843773
1990	28561445332.585423
1991	31179012166.309402
1992	34299353599.75258
1993	37496522035.47572
1994	37285837700.38334
1995	43914927219.86126
1996	46149111312.70369
1997	46747333650.85915
1998	44819775773.608925
1999	47663603698.724686
2000	75582585165.49892
2001	75455187220.88629
2002	74433549853.84865
2003	84587724090.83148
2004	101310335244.05072
2005	116090492203.18881
2006	126423201451.46901
2007	146574837303.0402
2008	165845107240.2133
2009	148818050836.7697
2010	157041648429.6451
2011	185712844268.64734
2012	205844950361.78003
2013	210270463235.8344
2014	222933567982.67563
2015	243387914118.93948
2016	253047479926.58392
2017	277952420058.6717
2018	293451531866.5192
2019	269161062995.60568
2020	244891396191.68002
2021	290882315435.5064
2022	322588237873.2622
2023	282265197520.5006