Year	constant 2010 US$
1960	401907646.991681
1961	436314157.966739
1962	567879160.591272
1963	635540584.699008
1964	774944534.040112
1965	895316813.775515
1966	923642080.003954
1967	1084360691.16461
1968	922207633.568705
1969	850040835.446036
1970	905681194.356967
1971	899236287.133803
1972	946815461.148048
1973	1337873844.25623
1974	1389029032.62313
1975	1180084736.37883
1976	1202510589.09892
1977	1633006147.44099
1978	1232674371.18099
1979	1001183001.39108
1980	1818170958.41363
1981	1738145010.10347
1982	1266636405.79583
1983	1479459768.45658
1984	1456892491.44006
1985	1465337542.2842
1986	1255100223.90108
1987	1299022569.67899
1988	1550414358.32411
1989	1267853015.81266
1990	1265777763.16347
1991	1491789553.06732
1992	1654061170.18671
1993	1495022422.62516
1994	1678780640.2604
1995	1920040633.73979
1996	2181230473.07021
1997	2666701418.29722
1998	2869902774.06391
1999	3428117313.52485
2000	3265469507.87951
2001	3288240719.48581
2002	3283725762.16396
2003	3398294756.96631
2004	3676620418.5047
2005	3992800171.7801
2006	4170079820.78134
2007	4676547928.85345
2008	5151960575.55388
2009	4681301619.1544
2010	5246147047.25516
2011	5849625661.35059
2012	6246635499.95943
2013	6393490030.81371
2014	6591199044.11978
2015	7382252282.98861
2016	7682577779.56918
2017	7984001658.48029
2018	6866757568.93263