Year	constant 2015 US$
1960	65506.147344219535
1961	131022.30632642534
1962	275149.8467768891
1963	379961.6848552376
1964	471678.300447534
1965	589595.372649921
1966	537184.4477917536
1967	642006.2975080884
1968	707512.444852309
1969	720617.6789763473
1970	655111.5316321269
1971	655111.5316321269
1972	917156.1442849787
1973	1572257.6642791182
1974	1703279.9706055436
1975	2620436.1148905214
1976	5764951.443448758
1977	5240862.218143056
1978	7599253.720380727
1979	10481734.4479241
1980	16312292.155096939
1981	18769198.17511959
1982	19893144.70201115
1983	17106044.84956305
1984	21703148.733550422
1985	30216254.75768066
1986	33693386.73505702
1987	39068354.844026275
1988	57510833.22510165
1989	80251748.30575775
1990	102744344.72944017
1991	156006128.66514742
1992	192044381.17952263
1993	197739581.541121
1994	228398651.04693475
1995	295505779.44481605
1996	343899955.04978466
1997	316110000.7348026
1998	283699255.0003576
1999	359130379.5924463
2000	289914680.09499896
2001	297441429.5330831
2002	292699096.8284668
2003	300831550.3647207
2004	277991920.5335199
2005	250578844.3188933
2006	261848594.7927174
2007	367407921.78639746
2008	464252808.7160433
2009	498290615.8211043
2010	555489606.5462093
2011	512863826.3881567
2012	727648912.4039377
2013	686783148.1689589
2014	758159299.0740172
2015	718209229.2841774
2016	732899005.3523041
2017	555680698.6804533
2018	556707392.1559463
2019	697743599.098835
2020	645598913.7296367
2021	680871526.2290112
2022	766517915.5123812