Year	current US$
1960	3349050134.2281985
1961	3579700998.72893
1962	3838029358.500761
1963	4091747139.612187
1964	4470014719.017957
1965	4952829731.264855
1966	5402130904.490579
1967	6052087797.726858
1968	6696729254.594894
1969	7360536255.059362
1970	8180439330.543933
1971	9256544169.61131
1972	11310837657.524092
1973	15262502044.153719
1974	17750544593.52802
1975	19403482352.941177
1976	20236067639.257298
1977	21285615505.500263
1978	23146569343.065693
1979	26167741803.27869
1980	32220076091.30957
1981	30821609120.52117
1982	28937974268.415745
1983	25920998914.22367
1984	23754252259.654892
1985	25744362866.219555
1986	37569630076.39727
1987	47224346093.638824
1988	55654805013.92758
1989	60154377387.318565
1990	78669170299.53593
1991	89381247398.3627
1992	108273035343.03534
1993	95690599675.85089
1994	99976789855.07246
1995	119040849144.22183
1996	123350187158.82506
1997	116858132647.22697
1998	123584739536.95459
1999	127054731676.73541
2000	116682807884.56024
2001	119518644557.62968
2002	132754657186.2222
2003	163569366041.56085
2004	187002617010.25687
2005	194633888528.08707
2006	202827079705.1468
2007	233587108411.55133
2008	254579900157.3562
2009	236494959916.31586
2010	230536903683.95044
2011	241146265856.9752
2012	211105801823.00278
2013	223406869807.9273
2014	225198395238.5145
2015	194045468799.96515
2016	201411635475.2725
2017	216161830459.1145
2018	236395409034.2014
2019	233752871351.9212
2020	225467491361.69867
2021	252978982539.9533
2022	251691707589.8998
2023	281728951377.0893