Year	constant 2015 US$
1982	81324960.6744872
1983	79994805.08810574
1984	119274956.6651812
1985	95670292.42824954
1986	78047319.0142844
1987	72300459.5423936
1988	106781408.09759559
1989	81411915.96413165
1990	64580079.47882384
1991	30525159.77384393
1992	33650759.84975823
1993	33858931.854547754
1994	33931516.09033479
1995	37025562.330605656
1996	31788250.442224167
1997	30292619.460339673
1998	33023952.79781819
1999	33654300.54418686
2000	32343514.639091462
2001	33142774.337320365
2002	31702232.395222593
2003	34505316.86391671
2004	36468423.64845261
2005	33872573.94190515
2006	33602856.33690021
2007	33637742.59082942
2008	34796382.7735649
2009	34682872.27570567
2010	33334075.97453816
2011	36109667.99237463
2012	36879769.030603
2013	36608697.63066947
2014	38797575.75406664
2015	36921320.121103756
2016	41003636.659249835
2017	46368725.961276524
2018	45182385.051540546
2019	46314741.785894856
2020	45486632.84072504
2021	47748227.80785431