Year	constant 2015 US$
1961	235743383523.05524
1962	248365107578.9481
1963	275268166019.67993
1964	302415028239.49365
1965	338760561400.0102
1966	361501085549.73444
1967	390282622942.9312
1968	440282854458.2613
1969	488300243131.07623
1970	573907846732.9176
1971	635131662682.8828
1972	732798956122.0472
1973	820017962758.4247
1974	894486407473.136
1975	883496931713.3229
1976	1016551432286.6912
1977	1058869352684.4215
1978	1034840169186.9742
1979	1096578799600.5093
1980	1107067321626.9653
1981	1104584668276.226
1982	1069564923688.6279
1983	1047908735387.9316
1984	1045321431877.3715
1985	1042802101058.7277
1986	1053358068022.1334
1987	1050502429779.4652
1988	1083773889602.4907
1989	1122468002704.81
1990	1237749717726.3992
1991	1282045690583.775
1992	1358328233497.657
1993	1385967818684.6494
1994	1426100674933.2812
1995	1468515165324.5593
1996	1541202543140.5015
1997	1604050198454.939
1998	1674427074161.9617
1999	1707847751557.035
2000	1823381054333.2847
2001	1851271641791.2666
2002	1879466172170.143
2003	1974532808796.81
2004	2129341506963.8208
2005	2235376038945.953
2006	2367177382243.849
2007	2489336653102.575
2008	2603249382557.277
2009	2618730057876.225
2010	2751243787290.51
2011	2854349202002.2915
2012	2966791732922.501
2013	3031273765759.427
2014	3117146187114.5854
2015	3201010427587.39
2016	3340566600581.687
2017	3405949626458.7554
2018	3483001040137.467
2019	3531008972396.945
2020	3388945910572.0747
2021	3577808167333.8643
2022	3783473556301.056
2023	3850820889666.0703