Year	constant 2010 US$
1961	4475483064.53609
1962	5163281184.11307
1963	5659623018.72603
1964	6244766469.7416
1965	6565162701.72219
1966	7458270158.422
1967	7659317017.95749
1968	8861335697.58315
1969	9871187679.31358
1970	11071548728.7664
1971	12477929528.2732
1972	13108421004.7317
1973	14455008715.8608
1974	13380035548.7685
1975	13907280345.8896
1976	17145224084.239
1977	18542132711.3295
1978	22355274119.6574
1979	26324587970.6986
1980	31361652457.3648
1981	35277566936.4093
1982	34632038386.24
1983	37929183202.1911
1984	43291853615.6668
1985	45891728139.6247
1986	51339766507.0021
1987	64948791823.9341
1988	79784108262.3085
1989	85103561889.135
1990	93913984659.9806
1991	110028873189.639
1992	132642382409.795
1993	147529440589.994
1994	167132575014.101
1995	188020491224.322
1996	197199381502.161
1997	214328739697.603
1998	199170303777.678
1999	194562210299.314
2000	227994124440.412
2001	225740813024.734
2002	241784186652.65
2003	270056726880.756
2004	309127070054.798
2005	337917856516.23
2006	371216686634.879
2007	405108829953.252
2008	418457133724.426
2009	385278718597.619
2010	456013231735.571
2011	481902810188.052
2012	502422377293.435
2013	544214194004.829
2014	549864581655.449
2015	540041702055.459
2016	544731019412.292
2017	580787435725.63
2018	607175605653.673