Year	constant 2010 US$
1978	43589.3631909454
1979	45140.2418577723
1980	47211.7090780632
1981	47794.0850195638
1982	47661.3842325749
1983	49527.1660115991
1984	52510.8186817577
1985	55730.0147827646
1986	57923.5722100868
1987	58750.828549756
1988	57803.5258082065
1989	58028.1206324413
1990	58858.7197785021
1991	60218.9638295915
1992	62601.7290668268
1993	63916.691044118
1994	67102.7028772236
1995	69782.4775711532
1996	72951.0107681146
1997	76439.6192233798
1998	77953.9810990542
1999	79141.8754476419
2000	80708.421154311
2001	83058.5700029754
2002	83954.4385654884
2003	84459.7354119453
2004	86969.1514979437
2005	89431.8253276783
2006	89951.7782470277
2007	91331.8386554524
2008	90480.4110362196
2009	88737.910805937
2010	88706.5321135323
2011	88332.6561496595
2012	89450.8921420745
2013	89521.3561744991
2014	92147.4399310578
2015	93760.8132945426
2016	93989.1696600416
2017	95092.0175920535
2018	95837.8137008515