Year	current US$
1986	822973912.926129
1987	933066130.0996143
1988	1013284072.4172213
1989	1001096284.9120581
1990	1187626339.9709032
1991	1448958397.6510868
1992	1758362146.455941
1993	1667767788.9180696
1994	1736482429.776116
1995	1833318434.071019
1996	1913380708.673016
1997	1767870699.4404862
1998	1567920050.5646787
1999	1569023215.2169914
2000	1240316597.712639
2001	1132896358.3987315
2002	1162848815.3478734
2003	1397843470.0446174
2004	1426755255.135379
2005	1112822911.8826327
2006	1895060625.2002914
2007	2862300717.7534065
2008	3044284250.9031706
2009	2974263296.447822
2010	2974693624.0454288
2011	2977081958.451809
2012	3225013653.089654
2013	3645958532.045421
2014	3805765726.912497
2015	4001909732.82042
2016	3604224609.0609384
2017	3917334822.424469
2018	4158727509.312949
2019	4732267375.95198
2020	5178546285.784694
2021	5678564624.964726
2022	7410317566.36949
2023	7531075552.909627