Year	constant 2015 US$
1960	3071476147846.356
1961	3248241322107.699
1962	3433227252343.2227
1963	3598287726297.0415
1964	3814594637346.627
1965	4014835317433.7065
1966	4187220968991.7446
1967	4336791307437.38
1968	4578095525063.653
1969	4899707348013.151
1970	5169598186905.648
1971	5358851132330.064
1972	5614672755252.448
1973	5952593183482.761
1974	6138658696683.387
1975	6102657449758.489
1976	6400286901557.293
1977	6587773025581.459
1978	6789786914847.542
1979	7051719083394.688
1980	7196447603768.515
1981	7235305296104.666
1982	7295876744403.712
1983	7400929731614.556
1984	7585824177520.227
1985	7761869237371.412
1986	7961606238688.726
1987	8163713045079.123
1988	8499351078665.417
1989	8829224581528.715
1990	9121031279683.186
1991	9250496487234.291
1992	9332621573241.268
1993	9272746913994.404
1994	9517417003212.26
1995	9772349924120.42
1996	9956203936477.545
1997	10220360704441.918
1998	10528075026889.844
1999	10838515462647.396
2000	11261274484833.582
2001	11506309637572.059
2002	11634116210287.072
2003	11739783345432.975
2004	12044138028093.557
2005	12275956732793.19
2006	12704933352357.432
2007	13105916488625.682
2008	13189959482365.877
2009	12616367732752.734
2010	12897096850706.117
2011	13142265095534.729
2012	13050023950209.057
2013	13039239098073.457
2014	13247952004886.105
2015	13553897260141.035
2016	13821221829716.121
2017	14214403161940.047
2018	14508200940852.867
2019	14770119229270.111
2020	13935185525351.717
2021	14772513099967.38
2022	15286397678719.916
2023	15355286193298.066