Year	constant 2015 US$
1993	508647827777.5828
1994	523106677475.7655
1995	527608408413.9977
1996	565235411057.2286
1997	588875437482.7804
1998	601181352277.7922
1999	631452580310.9512
2000	664183826737.986
2001	721758341300.1704
2002	785661772402.4073
2003	820103558290.4407
2004	853498986475.1897
2005	912346098480.0776
2006	970454853571.5206
2007	1072879556978.434
2008	1111820196520.8616
2009	1121370461001.1921
2010	1225994383079.4539
2011	1247937983239.9753
2012	1265648386563.0947
2013	1266439323282.328
2014	1260192642031.286
2015	1197005837571.711
2016	1288897856090.268
2017	1288220772350.9663
2018	1271406293815.1191
2019	1271205780065.0713
2020	1227976953311.0396
2021	1335791309689.684