Year	constant 2015 US$
1995	4949558561561.919
1996	5230576368097.472
1997	5478314697467.924
1998	5571477341732.108
1999	5758647753620.04
2000	6221162380580.278
2001	6621313323527.172
2002	7011896800536.573
2003	7503012062389.117
2004	8200008436001.1455
2005	8848068972459.238
2006	9744377904968.268
2007	10934986826599.02
2008	11863259414410.293
2009	12377533276341.867
2010	13550987557275.412
2011	14684478942887.91
2012	15556650301643.809
2013	16467870566104.111
2014	17342638141448.705
2015	17890821074700.56
2016	18777848825780.73
2017	19832908988731.316
2018	20970409754472.508
2019	21988767825673.215
2020	21878158731906.605
2021	23245079301384.957
2022	24011197492289.06
2023	25164333443243.953