Year	constant 2010 US$
1960	4725812983.14241
1961	4987363167.86191
1962	5227118065.25721
1963	5533038589.30179
1964	5340767781.19276
1965	5783691254.54038
1966	6144879761.57214
1967	6474153270.62184
1968	7500894787.49496
1969	7904118437.80075
1970	8295665859.489
1971	8424883983.73227
1972	8595358821.5206
1973	9815149762.5035
1974	11378224861.0723
1975	11037275185.4956
1976	12909385582.565
1977	13446498183.8502
1978	14467012076.6198
1979	17066171028.5306
1980	17607175468.0078
1981	17460831951.8177
1982	19325157368.6008
1983	21709470025.7676
1984	24701733165.6887
1985	24812269131.6631
1986	27736809133.5258
1987	31774495234.5472
1988	35237426376.0827
1989	40591328645.4938
1990	47824358107.4788
1991	55366422836.9191
1992	62340263233.0571
1993	69535910558.5049
1994	84768950886.3432
1995	100844982242.091
1996	110150911831.362
1997	116198901927.913
1998	116769617087.33
1999	132140349538.977
2000	153369660581.789
2001	142894263108.876
2002	150649613082.487
2003	158383771630.809
2004	183817454844.618
2005	199077808450.529
2006	212380501288.38
2007	221785940889.758
2008	225274817670.982
2009	200768482599.112
2010	221686690881.997
2011	230951848747.322
2012	226928999410.139
2013	227517307752.01
2014	238984818850.703
2015	239588649840.117
2016	242755269938.841
2017	265498121759.647
2018	269526248796.995