Year	constant 2015 US$
1967	448393365.41263425
1968	419890859.85811967
1969	437502186.3778967
1970	431708968.48624474
1971	504471524.61152923
1972	552902643.8570292
1973	518143455.8832966
1974	528802922.0823385
1975	533669208.66400653
1976	596930942.1685795
1977	663900280.4022132
1978	683365428.4309314
1979	704684360.8290153
1980	658570528.1728269
1981	604577946.9431856
1982	643276528.6253864
1983	671778994.2298856
1984	710245864.5161386
1985	713721753.6667922
1986	718124575.6858073
1987	724149508.4033186
1988	738748330.1206362
1989	756823128.2731698
1990	754969335.2735773
1991	851599824.7143897
1992	637715018.7164642
1993	975574251.8244541
1994	693430015.168242
1995	967960667.4953268
1996	1214862194.3464353
1997	1216489513.0660641
1998	1342266220.6636703
1999	1478039162.806835
2000	1556358662.070512
2001	1463246700.3137095
2002	1549484843.5034513
2003	1600743512.3741114
2004	1659076987.3427489
2005	1504280929.3296525
2006	1434774769.7306821
2007	1595073357.4513168
2008	1652495998.3602972
2009	1718524755.798827
2010	1835449743.7214634
2011	1947412178.0019155
2012	1924043231.9194272
2013	2043333912.2815568
2014	2163649704.072385
2015	2120003047.6825917
2016	2070606128.6981907
2017	2178277647.368966
2018	2184729426.205696
2019	2313593343.435734
2020	2392255584.030661
2021	2516653444.658949
2022	2491535876.8134065
2023	2507184531.8183002