Year	constant 2010 US$
1960	286002069.932572
1961	224123001.201855
1962	387876161.174738
1963	530499873.433864
1964	676142118.096013
1965	355804697.38767
1966	553961174.305143
1967	579250903.029417
1968	627118691.410259
1969	689617922.699765
1970	872931590.320237
1971	1169052616.76389
1972	1389034069.98685
1973	1647169419.65451
1974	1772365748.26753
1975	2029318273.63184
1976	1867716729.11171
1977	2051025745.72408
1978	2039796098.92585
1979	2319614668.83312
1980	2468698886.99793
1981	2071763277.40117
1982	1732168947.52766
1983	2002526391.25374
1984	1829584474.04459
1985	1739511273.31124
1986	2211787875.92681
1987	2833607143.50322
1988	2675004614.97743
1989	3047505326.74636
1990	2784667709.3798
1991	2547970950.52918
1992	3146559956.99439
1993	3660833512.0034
1994	4251670792.54846
1995	4489528560.29477
1996	5123096689.41271
1997	6197000798.41615
1998	8407898103.55528
1999	7857733015.27058
2000	9084011029.76841
2001	8848463561.292
2002	9431707731.51563
2003	7990678003.35971
2004	8113187884.95466
2005	9233079930.69134
2006	11285568907.7274
2007	12774200481.9603
2008	13580534236.0399
2009	11597830654.0604
2010	13602013590.9804
2011	13297900171.1161
2012	13237247836.4476
2013	12910839377.9622
2014	14500680464.8351
2015	17482344698.8925
2016	19466641991.5257
2017	19560507833.8973
2018	22151765976.4242