Year	current US$
1980	2027393448.54334
1981	2253290203.93602
1982	2208170811.8345776
1983	2164307755.7436028
1984	2208519600.792501
1985	2108322373.4598498
1986	2091203409.5919764
1987	1953548630.5466428
1988	2174281384.562188
1989	2220354879.8806458
1990	2545487599.0313554
1991	2680452921.606103
1992	2875055119.022575
1993	3103247665.089279
1994	3537418540.167293
1995	3803485491.9791784
1996	3834880131.4630857
1997	3763537602.256914
1998	2930024656.103849
1999	3341195779.118151
2000	3303623916.9480076
2001	3376406406.2752666
2002	3170926778.330816
2003	3809531136.1776247
2004	4755301403.954802
2005	5387028865.653781
2006	5979216848.450861
2007	6450662776.633884
2008	6735563278.899473
2009	5908308014.310097
2010	6344937757.656739
2011	7089434651.680347
2012	7569611749.996042
2013	7989197143.74635
2014	8714679357.734146
2015	8265589916.956859
2016	8627458541.970219
2017	9252808879.033867
2018	9846847333.244343
2019	10137622845.15853
2020	9573842778.64555
2021	10023939704.729269
2022	10118033075.66332