Year	constant 2015 US$
1970	2336106019.5203114
1971	2584968651.374608
1972	2766382885.0949206
1973	3093589331.669139
1974	2877839002.5226545
1975	2663985940.419139
1976	2551489099.899998
1977	2549469786.4390607
1978	2576523039.25117
1979	2673656454.773826
1980	3013226203.4882793
1981	2789824673.448045
1982	2776665850.5652323
1983	2450009722.3847637
1984	2453008735.728123
1985	2219794673.6832013
1986	3044197146.3171854
1987	3584427848.8656225
1988	3995485732.1488256
1989	4271183042.775779
1990	4415332067.03867
1991	5111099834.159372
1992	4340589731.161716
1993	5234398892.181638
1994	5236641217.73359
1995	5157191218.6617155
1996	5043607055.509763
1997	5550837516.15234
1998	5888900546.361324
1999	7170745198.18398
2000	6944126080.760933
2001	7410281264.679683
2002	7442061042.405854
2003	7598267143.251167
2004	8081319098.981246
2005	7703569902.187496
2006	8029269630.256246
2007	9012785127.50898
2008	10002540525.258589
2009	8620754280.787106
2010	8672126946.648825
2011	10185432630.149216
2012	10362416578.897263
2013	10438928587.83476
2014	11329247221.300776
2015	10398064118.56015
2016	10685783001.357023
2017	11256729458.769522
2018	10439214842.160538
2019	11848925307.06327
2020	11057890325.101944
2021	12931141961.553116
2022	11929038794.84374
2023	11812229277.71874