Year	constant 2015 US$
1960	1416220899.1845837
1961	1565579147.3759358
1962	1718333820.940641
1963	1768196394.9530513
1964	1964906903.3343573
1965	1825606543.2994442
1966	2199207294.6677876
1967	2084764376.6128972
1968	2344348805.80896
1969	2558943632.569188
1970	2632958255.696159
1971	2753471981.133387
1972	2458660462.182907
1973	2671269970.1296268
1974	3076143579.833297
1975	2718753527.2651086
1976	2770421019.2793803
1977	2847700751.7243166
1978	2895512460.0085196
1979	2763037604.347026
1980	2913068575.720905
1981	2791094576.4208627
1982	2879859620.1509795
1983	2814065198.8927193
1984	2838676578.3887377
1985	3029365550.9083595
1986	3325391231.0988965
1987	3334021621.0662208
1988	3487629446.698861
1989	3815748368.908288
1990	4675834063.715329
1991	4617751205.878525
1992	4581752960.816258
1993	6025948743.803979
1994	5956314946.4026375
1995	5499987143.414036
1996	5750727883.420912
1997	5138529493.439189
1998	4887545799.157017
1999	5341120904.782519
2000	5401741745.054927
2001	5596603316.957831
2002	5994801946.214323
2003	6427151059.705023
2004	7236646793.762612
2005	7915431175.353059
2006	8195669750.802124
2007	8700320663.965395
2008	8906675121.749943
2009	8441829442.915296
2010	9653433902.050163
2011	10461170208.140074
2012	10697580834.31273
2013	10648328620.52676
2014	10845337475.67064
2015	10608335822.932552
2016	9911454429.54355
2017	9810585895.709885
2018	10474968708.354351
2019	10144201676.054808
2020	8631487897.673758
2021	9947839995.000074
2022	11007934794.08654
2023	10259393738.701712