Year	current US$
1995	14624945098.039217
1996	15825406844.106462
1997	16282509346.323778
1998	17301136592.460007
1999	17801117265.562588
2000	16728328251.510624
2001	17688822887.497658
2002	20525857259.201992
2003	26520306511.72465
2004	31527011458.157997
2005	34443245062.62411
2006	37793740551.23289
2007	46499219376.72289
2008	55009615207.49608
2009	52708061987.106606
2010	53290633582.86677
2011	57662840428.96899
2012	55041054621.68323
2013	58976446836.71702
2014	57839044926.72921
2015	50914606793.36286
2016	52654178981.040596
2017	56225801280.09539
2018	61707882209.34584
2019	61393246004.36853
2020	63590759806.59473
2021	69772586569.80896
2022	70473221396.91661
2023	75074992590.94446