Year	constant 2010 US$
1960	4728957902.82324
1961	5096791661.75029
1962	5515562230.84588
1963	5826626720.42478
1964	6235676524.22104
1965	6645892819.85321
1966	7160315719.49432
1967	7442606743.78717
1968	7584141086.54557
1969	7669683821.17977
1970	8329918200.31098
1971	8803902716.30684
1972	8986264273.32247
1973	9571065513.7308
1974	10377500202.9641
1975	10701784933.3501
1976	11089060222.8758
1977	10901643867.9045
1978	10461876445.7624
1979	10895422578.113
1980	11520273371.5546
1981	11597650663.3373
1982	11461559949.1466
1983	9381705005.69964
1984	9919068911.44719
1985	10365835284.6049
1986	11982592969.1912
1987	13517696225.2631
1988	12002812161.0139
1989	10122816152.1214
1990	9535681928.0412
1991	10124371474.5693
1992	9884462986.98154
1993	10359613994.8133
1994	11891606605.9894
1995	12563894734.0918
1996	12784361691.0808
1997	13362163980.4736
1998	12996663205.2184
1999	12816634631.8747
2000	13528194651.7864
2001	13645621496.6024
2002	14551596822.501
2003	15118900685.3705
2004	16244565307.0341
2005	17314238320.5736
2006	18572883011.5322
2007	20532978126.4913
2008	22281549388.5367
2009	20841320801.7863
2010	22950338041.1313
2011	24862995821.4296
2012	25179892770.1881
2013	26500750359.0625
2014	26221181149.0534
2015	25985938628.8094
2016	25946666737
2017	26005380159.4081
2018	27622137843.9944