Year	current US$
1960	1298501454718.9182
1961	1399025820922.0603
1962	1513229802943.3582
1963	1635349544257.234
1964	1799128774479.71
1965	1967195641077.3235
1966	2146573311837.9763
1967	2274924175693.1494
1968	2390029384630.2617
1969	2649366053051.421
1970	2351375578807.6455
1971	2606357956257.948
1972	3030220696217.7656
1973	3669899594487.2075
1974	4097242375434.156
1975	4589144134659.953
1976	4971306094260.415
1977	5615916903530.146
1978	6763616966536.032
1979	7760228521960.952
1980	8591161455754.434
1981	8678299553804.409
1982	8661486195171.044
1983	8937713895150.242
1984	9356920618854.732
1985	9838075641561.295
1986	11996915861044.033
1987	13954635048166.87
1988	15776611678778.908
1989	16402161682431.705
1990	18378198534860.684
1991	19362074134352.273
1992	20765741020136.72
1993	20929665573404.996
1994	22429293899491.66
1995	24860034429062.11
1996	25027806426119.617
1997	24608575994106.8
1998	24788278696671.996
1999	26024669506123.895
2000	26575302320040.664
2001	26339820003018.797
2002	27402239785395.34
2003	30697283224217.777
2004	34170595145642.87
2005	35996359214601.52
2006	37995555162898.38
2007	41188594204406.5
2008	43364487915496.69
2009	40970997380409.74
2010	42991965317933.71
2011	46300213821139.29
2012	46348591413315.05
2013	46711170444818.38
2014	47758334220385.95
2015	45120752859197.1
2016	46022804209926.57
2017	48093112426411.86
2018	50951267484068.99
2019	51530482535853.14
2020	50346069873029.19
2021	56238663920285.195
2022	57092502800621.28
2023	60213393048359.484