Year	current US$
1995	953482147.2386802
1996	955840904.1291555
1997	986877029.6732935
1998	1037881300.5699402
1999	1076497074.770144
2000	1122793793.5017912
2001	1167518866.6163886
2002	1167780553.9151957
2003	1474740013.9885933
2004	1496852609.1675792
2005	1831451256.4577887
2006	2153371569.592047
2007	2539568317.1700783
2008	3096628302.8325977
2009	3009067584.4913874
2010	2744937458.183881
2011	3317779362.257626
2012	3676820478.5318866
2013	3664027268.2044587
2014	3856309341.6098385
2015	4085084420.350795
2016	4073568028.120469
2017	4686659333.105712
2018	5242305594.0443945
2019	5466702745.645962