Year	current US$
1983	1355975119.677593
1984	1397699251.065421
1985	1352994203.6189933
1986	1506548469.1366777
1987	1447624010.1697326
1988	1499628438.1611068
1989	1593764483.0206962
1990	1888385429.6219497
1991	1956187758.2223063
1992	2141418720.4874055
1993	2239942422.936872
1994	2576563257.4289026
1995	2799101314.1388216
1996	2676084244.64205
1997	2609723678.292875
1998	2006700473.1145546
1999	2416444150.478686
2000	2413455601.472388
2001	2427992810.6853967
2002	2405710759.1315064
2003	3016263890.154004
2004	3847395396.3412657
2005	4273396254.7431054
2006	4688380007.10624
2007	5113043266.486673
2008	5393697119.339103
2009	4619023160.823474
2010	4982148980.430923
2011	5518611823.155476
2012	5830820647.942312
2013	6086458304.087752
2014	6603685751.89224
2015	6186551966.950621
2016	6561432571.498029
2017	7043011694.614581
2018	7426960548.24413
2019	7593914575.070899
2020	7104026485.737219
2021	7363406742.578652
2022	7333421497.31976