Year	current US$
1984	1296919311.4178128
1985	1304176041.7141516
1986	1544258566.380725
1987	2007582000.0541737
1988	2402007092.3728313
1989	2689129274.0751724
1990	3086157534.5815883
1991	3533383063.1950574
1992	4555914657.855418
1993	5297270794.969998
1994	6056678876.961522
1995	6721373397.753769
1996	6881433764.149828
1997	6955458489.449094
1998	6429234425.428298
1999	6124940416.63776
2000	6295996809.41018
2001	6902202102.5748005
2002	7309695661.806029
2003	8210805266.09766
2004	10480101343.11533
2005	11565787532.125843
2006	12933547694.329308
2007	17227377102.48106
2008	17406906638.537197
2009	19001127967.10711
2010	24360368901.465088
2011	30016114199.31314
2012	34285818013.8592
2013	40132904593.97461
2014	42579204346.13457
2015	37383948928.32933
2016	39045197881.65388
2017	43495883674.598076
2018	48192444618.01809
2019	48329213676.72092
2020	30041410336.65979
2021	31950549076.19776
2022	30548307810.742218
