Year	constant 2010 US$
1960	2139.40777691539
1961	2303.80175645059
1962	2420.461253565
1963	2549.86609604447
1964	2584.76218402033
1965	2739.23009831102
1966	2861.65185117746
1967	3017.29716261797
1968	3135.93182298554
1969	3304.346152613
1970	3434.72839864175
1971	3659.4964315168
1972	3720.79308431911
1973	3812.68953596421
1974	3800.64799731829
1975	3764.70294207291
1976	3728.56682848526
1977	3674.1501241532
1978	3934.13955307564
1979	4011.94839964682
1980	4428.69518076395
1981	4723.08199461553
1982	4861.03805973074
1983	4537.45991899699
1984	4556.33091900722
1985	4676.20665953941
1986	4737.7948718461
1987	4552.22357503432
1988	3859.4258103903
1989	3837.29682907732
1990	4061.58883263221
1991	4352.25755734143
1992	4612.62397342794
1993	4765.0779456718
1994	4801.31314735743
1995	4786.35557709317
1996	4880.75015121813
1997	5091.18307009202
1998	5355.35925519474
1999	5454.85572454209
2000	5493.642370019
2001	5419.10941913076
2002	5435.16938307052
2003	5558.09649894838
2004	5865.94164397528
2005	6172.8663311685
2006	6585.45694066376
2007	7242.24887364638
2008	7814.53724481353
2009	7772.38875590225
2010	8082.02845866252
2011	8841.56127732431
2012	9541.06021262127
2013	10027.3462310214
2014	10357.504182008
2015	10765.9102941448
2016	11108.5907040548
2017	11501.1572794685
2018	11723.9305639817