Year	constant 2015 US$
1970	3874830615015.6567
1971	3955046489652.5825
1972	4171984503417.9097
1973	4580225476561.549
1974	4481673162592.965
1975	4010487768526.393
1976	4375036663855.4497
1977	4543119054997.451
1978	4767199526520.869
1979	5075589928737.465
1980	4960016784180.116
1981	4891744621767.207
1982	4694878674737.168
1983	4833771480594.555
1984	5349102376696.066
1985	5560764596434.555
1986	5809838784118.5
1987	6094444410686.207
1988	6596754609876.158
1989	7026834866710.48
1990	7243277447790.742
1991	7159698932481.066
1992	6901004610964.254
1993	6689136485982.301
1994	6949720062164.24
1995	7219199206658.983
1996	7520089459413.935
1997	7873138033508.827
1998	8090235660435.179
1999	8450171601964.353
2000	8978039549796.596
2001	8866374722253.232
2002	8778027273596.071
2003	9039793746877.594
2004	9518009318273.143
2005	9924458039019.264
2006	10416654314540.521
2007	10723030316107.615
2008	10447910080983.496
2009	8723511425333.6875
2010	9433516800817.332
2011	9885880290059.182
2012	10019588709650.531
2013	10245918389618.863
2014	10672441950224.707
2015	11083529880296.557
2016	11227088224596.312
2017	11748319236833.629
2018	12157865459777.607
2019	12498362659193.268
2020	11910778288348.729
2021	12605820512605.59
2022	13154031461897.117