Year	current US$
1990	1595096446.112937
1991	1667354018.8694594
1992	1810820836.8665624
1993	2031247909.978892
1994	1967855656.3120317
1995	2181321247.37001
1996	2075112790.7012851
1997	1973944757.789495
1998	1952293754.2376592
1999	1887255246.8995988
2000	1761905477.5066354
2001	1925151109.7126613
2002	1867597427.8484912
2003	2335832405.263775
2004	2928490610.476976
2005	3674644588.6155047
2006	4534527044.654908
2007	6170713086.490567
2008	8261916291.392854
2009	7449615764.309719
2010	8974145682.294733
2011	11967748809.759195
2012	12686872211.578268
2013	13520661955.646023
2014	13639784607.751064
2015	11214705082.15909
2016	9492226418.455757
2017	9295988100.5033
2018	10205640647.776651
2019	10363463865.774872
2020	9552972185.14485
2021	11160170702.561892
2022	14843141905.284113
2023	15806174689.420206