Year	current US$
1980	113599759.057971
1981	123637027.173913
1982	107602916.66666651
1983	104498168.478261
1984	125848628.62318851
1985	109048963.768116
1986	112664081.521739
1987	147241619.5652175
1988	182372057.9710145
1989	212186146.7391305
1990	210784513.1039145
1991	257770665.86305854
1992	273588267.7803445
1993	280285397.33204097
1994	303861468.1695875
1995	303824265.769951
1996	321621312.9891375
1997	363622766.607966
1998	391283628.3132885
1999	492338697.3999505
2000	611537805.902735
2001	600977663.750535
2002	615211860.696385
2003	651445966.755065
2004	617492507.3736451
2005	696869048.245675
2006	748768796.991955
2007	774193075.56955
2008	897427329.93656
2009	745030771.18504
2010	773628997.521695
2011	919321627.76878
2012	993819401.5632651
2013	1071503105.6209
2014	1103766000
2015	1151466873.96358
2016	1101719222.62761
2017	1085374483.07886
2018	1125906278.98036
2019	1200664832.763565
2020	900924392.31677
2021	1248326799.4256852
2022	1573075204.36672
2023	1734500000