Year	current US$
1980	1205901821.8132935
1981	1347575387.8046043
1982	1188134949.5480087
1983	1153687337.4007425
1984	1119925632.876817
1985	1086279715.0806334
1986	1063053903.0940926
1987	1105477449.4895594
1988	1334919417.7176552
1989	1523786274.6607864
1990	1795278918.8818302
1991	1786485824.5976326
1992	1786708399.19994
1993	2006741993.1350098
1994	2261278852.4212623
1995	2384169125.6522083
1996	2482964036.212091
1997	2435702837.2027164
1998	2030912448.9992683
1999	2216781522.7116075
2000	2183930817.1029744
2001	2127459202.4549894
2002	2149003456.9015326
2003	2719828095.8939257
2004	3223671173.7725754
2005	3392885804.3412914
2006	3649539672.279512
2007	3865533721.613925
2008	4567212657.154397
2009	3627075584.740629
2010	4250907706.2447
2011	4970906340.7465105
2012	5231644626.015186
2013	5653845726.492146
2014	5582214850.131243
2015	5216449877.55783
2016	5229480930.242378
2017	5586796528.368008
2018	6112544650.759014
2019	6308733066.611553
2020	4581787102.34658
2021	5154585627.33909
2022	6780921176.807015