Year	constant 2015 US$
1990	3519825382.252939
1991	3190791225.5910435
1992	2985402939.1684227
1993	2920280897.2198343
1994	3245365558.789039
1995	3763595298.4192724
1996	5803437611.284883
1997	7929882641.939969
1998	9247541638.975395
1999	10128052806.590559
2000	10676417585.109543
2001	10935140618.726934
2002	11484898712.327587
2003	11929035686.013885
2004	12683578944.503292
2005	13177880591.462847
2006	13891331517.239658
2007	14704964354.814198
2008	15505477767.973995
2009	15039622521.678576
2010	15169815910.70444
2011	15315372000.553444
2012	15189504687.290894
2013	15546436275.299232
2014	15725819000.029484
2015	16404348871.443703
2016	16936219727.676678
2017	17485647794.262745
2018	18154910824.659252
2019	18679105433.99119
2020	18115912632.436096
2021	19454671753.543537
2022	20276983961.367558
2023	20616871525.35991