Year	constant 2015 US$
1965	30593000059.37693
1966	31171589325.826965
1967	32742491788.06817
1968	34364589398.06926
1969	34464690938.505165
1970	35764615628.981346
1971	37015225748.02531
1972	39439463167.1924
1973	38494679288.57054
1974	40595101419.164795
1975	40770515711.499435
1976	45200004570.401215
1977	44057094146.9216
1978	45488782571.08081
1979	47026654049.0828
1980	48821726244.718475
1981	48505049934.76502
1982	51836679516.07685
1983	52436518572.03518
1984	55415600346.45414
1985	60022346404.34425
1986	62910069839.211235
1987	62406541829.47893
1988	65113584681.29197
1989	68157986743.18569
1990	72765995706.1285
1991	75421939813.09595
1992	78779076487.52324
1993	78411350032.6883
1994	84411480996.94853
1995	82398682847.8786
1996	87869454555.44402
1997	86219041560.11375
1998	95340789343.26086
1999	93370356885.11336
2000	91801480125.38057
2001	95231841878.45503
2002	101975391469.96692
2003	103674487210.59947
2004	106619797285.87204
2005	113122827560.71056
2006	121261142206.71631
2007	116228474104.14311
2008	109615706409.2201
2009	119519549901.14745
2010	123321292253.29286
2011	130569704180.15614
2012	134559255093.99614
2013	143196367969.7803
2014	143959788290.036
2015	143266266581.11035
2016	144721444911.8887
2017	148187612042.4309
2018	152044509038.70633
2019	161796141296.78937
2020	166212198487.47577
2021	164789502221.21414
2022	162853161587.83292
2023	168898787734.3181