Year	current US$
1986	1935080408.7538707
1987	2022614247.1157382
1988	2484495895.6458626
1989	2400158650.6568027
1990	2612034500.069662
1991	2896662328.153348
1992	3203392728.3564224
1993	3201303881.1142006
1994	3409044915.125257
1995	3833646562.602915
1996	4067749621.7211385
1997	3907816616.70435
1998	3790709724.827164
1999	3613317643.1797476
2000	3128174612.099637
2001	2870187457.0905237
2002	3023730335.255508
2003	3419833910.0661545
2004	3678742809.7451735
2005	2946629551.9296284
2006	5137353592.211702
2007	7790779030.046769
2008	8419924011.82963
2009	8381606805.018616
2010	7735108819.793314
2011	8193066197.977889
2012	9196171345.004227
2013	10678943254.52084
2014	10832192561.115507
2015	11384005724.13014
2016	13160101970.744392
2017	11556508248.441975
2018	12873168440.22619
2019	14562815130.184998
2020	17163638959.81802
2021	19031048099.58809
2022	25227901809.944595
2023	20743334372.27968