Year	constant 2010 US$
1960	3572901004.33883
1961	3192498246.43464
1962	3250279073.54695
1963	3319314549.70573
1964	3764986073.01081
1965	3456161068.34238
1966	3448614929.01158
1967	3790862737.32635
1968	3934078553.7599
1969	4327131898.43484
1970	4458005866.23796
1971	4502974452.73463
1972	5145398148.4825
1973	5931831707.53911
1974	5561747482.62487
1975	4631095701.55704
1976	5109888903.05418
1977	5477697256.32494
1978	5681446297.36983
1979	5800005768.20333
1980	5899244010.40735
1981	6286714298.58555
1982	6751926571.06629
1983	7345929545.80711
1984	7758507552.71475
1985	7888167541.42098
1986	7847269928.79762
1987	8517806116.74722
1988	10315279595.4096
1989	9713764236.91377
1990	11383963802.4312
1991	11629474058.7496
1992	12190918552.6132
1993	12196265757.2947
1994	13285314606.7258
1995	11797632545.2213
1996	12565943500.7805
1997	13392331676.6962
1998	14123824287.7326
1999	15526072671.5611
2000	16857409720.8045
2001	19094357687.7153
2002	20151733236.7692
2003	20293279611.7296
2004	21581101904.6205
2005	24462383258.4367
2006	27362724759.1855
2007	28787012190.5737
2008	28072808503.8986
2009	25495339548.1955
2010	30046571306.3727
2011	31732405078.639
2012	32574314569.799
2013	32567935228.9146
2014	35502079151.7295
2015	37449524924.2911
2016	39505592899.1022
2017	43822062600.6377
2018	46013165724.8829