Year	current US$
1965	21479608204.27667
1966	17540639261.244873
1967	18771347885.518234
1968	19628444291.556458
1969	21468467217.8565
1970	23185297476.403595
1971	26079148231.01926
1972	27644898338.855434
1973	30692010841.133293
1974	37763119733.51847
1975	45658843216.46943
1976	50859288453.42852
1977	62057570237.26936
1978	72917589078.94777
1979	85224677832.17471
1980	98751049149.28337
1981	108070271128.36964
1982	114169588616.66109
1983	116774457543.48883
1984	114303465640.32784
1985	124236624245.92935
1986	139314882426.5168
1987	157115815082.93347
1988	163341858213.19733
1989	169037375548.17236
1990	188488741093.3041
1991	166508193428.71426
1992	178853023636.43555
1993	170167486356.42932
1994	190346905912.31256
1995	219340031279.8842
1996	238818061210.9604
1997	257415031471.63895
1998	262589682153.37143
1999	287469298821.2664
2000	288683706752.3141
2001	311592556233.3127
2002	312650309990.3927
2003	358279431920.7168
2004	434402076685.3739
2005	520516458347.0373
2006	612165253901.9663
2007	810401601073.0253
2008	860788144624.9991
2009	912453340595.9769
2010	1075731721899.8912
2011	1191120356166.4985
2012	1214132341760.7603
2013	1225043749285.7207
2014	1302389972939.567
2015	1307665146603.116
2016	1403729359111.3032
2017	1548756228334.2917
2018	1671503819025.443
2019	1714713133311.951
2020	1570737448350.247
2021	1893194584611.6985
2022	2085101251469.7166
2023	2179717246994.0527