Year	current US$
1960	88795474880.36119
1961	94111870219.0477
1962	98782021094.40883
1963	107624640327.39778
1964	121753942509.95483
1965	133043589218.1955
1966	146861021522.9622
1967	155787543337.5461
1968	175325584247.37387
1969	201718705771.88153
1970	234362047856.83267
1971	261222078896.8913
1972	310889578613.6242
1973	426122847051.6001
1974	571672338102.7015
1975	612172493944.7874
1976	683348604958.571
1977	776333634980.5438
1978	928743512436.2747
1979	1142498933287.4617
1980	1340573622522.0657
1981	1336343846774.37
1982	1271570763071.5737
1983	1262504229205.966
1984	1358165499678.4377
1985	1400717935072.968
1986	1620785123648.012
1987	1903023436534.6455
1988	2200273951504.2324
1989	2357327456323.7153
1990	2702201680721.5093
1991	2770184767343.7183
1992	2958333384740.905
1993	2927755415036.179
1994	3314087042369.662
1995	3941525452864.075
1996	4071944182197.3164
1997	4163311679019.807
1998	4156193193620.805
1999	4240844999999.9995
2000	4613983999999.999
2001	4431152999999.999
2002	4593739999999.999
2003	5315151999999.999
2004	6312023999999.999
2005	6914444999999.999
2006	7781068999999.998
2007	8878930999999.998
2008	9911812999999.998
2009	7734235999999.999
2010	9088021000000
2011	10610899000000
2012	10485435000000
2013	10756233000000
2014	10772497000000
2015	9525538000000
2016	9392311000000
2017	10265228000000
2018	11102324999999.998
2019	10733954999999.998
2020	9889381999999.998
2021	12189557999999.998
2022	13304255999999.996
2023	12944000999999.996