Year	constant 2010 US$
1960	833314031.277914
1961	829706598.522187
1962	781006402.722577
1963	728698823.496126
1964	750343322.277832
1965	757558177.380439
1966	720702931.015424
1967	703589936.677261
1968	789678042.110469
1969	870966058.62919
1970	933342738.791399
1971	936288317.736035
1972	942959273.897987
1973	942161854.804115
1974	932219977.59124
1975	956713847.697544
1976	1075282099.75288
1977	969394973.343508
1978	1073448517.44982
1979	997427915.87311
1980	1178505751.42382
1981	1358997850.80262
1982	1925380981.01989
1983	1741572616.93497
1984	1893117748.89701
1985	1982121184.25882
1986	1875726560.00629
1987	1811590146.05145
1988	1799370332.83449
1989	1827562545.21317
1990	1771117541.86831
1991	2196067350.8235
1992	1840751552.47198
1993	1970819109.17223
1994	1970637224.06539
1995	2024754179.59369
1996	1934396587.11021
1997	2417736510.25179
1998	2057654055.29894
1999	2362042981.34781
2000	2382045016.48618
2001	2822178669.77429
2002	3068115463.00784
2003	3126368496.29274
2004	3274702806.07926
2005	3735324732.05154
2006	4233781446.63537
2007	4804982112.35326
2008	5146351446.63311
2009	5070321603.81003
2010	5890475430.92048
2011	5580576886.45643
2012	5388126346.8105
2013	5983326876.46816
2014	6006276122.47744
2015	6092665031.38516
2016	6559537595.20499
2017	5203386925.3434
2018	4653356748.54191