Year	current US$
1960	1883059999.9999998
1961	1505609999.9999998
1962	1505370000
1963	1666349999.9999998
1964	1938860000.0000002
1965	2246599999.9999995
1966	2370599999.9999995
1967	2155880000
1968	2114700000
1969	2214390000
1970	2274220000
1971	2710416000
1972	3537210000
1973	5959279000
1974	7213067000.000001
1975	7974569999.999999
1976	7440600000
1977	8271070000
1978	10801140000
1979	13962640000.000002
1980	19405720000
1981	24369970000
1982	22600124795.19
1983	21956304449.37
1984	24764305080.89
1985	25801403273.949997
1986	26202580690.469997
1987	34072853910
1988	44923701330
1989	41190793490
1990	49129758919.99999
1991	55542659170.00001
1992	66847400128.99999
1993	74280328750
1994	104607445197.99998
1995	131858825999.99976
1996	154811877000.00058
1997	187447040000
1998	188750394176.00018
1999	198699399635.00015
2000	253092089736.9996
2001	272060010515.89038
2002	333002310923.4505
2003	447958253781.6201
2004	607356934124.7203
2005	773339005396.9905
2006	991731387760.5006
2007	1258056795940.6794
2008	1497868782939.5906
2009	1262664161019.7197
2010	1654823329662.588
2011	2006308960971.164
2012	2175069254660.155
2013	2354264539607.0186
2014	2462825804847.208
2015	2362097053268.773
2016	2199974853564.975
2017	2424216052103.1313
2018	2655609176082.5386
2019	2628941104664.361
2020	2729884575161.6885
2021	3554107780955.9033
2022	3717887818650.357
2023	3513236885528.638