Year	constant 2015 US$
1995	1944297287.677804
1996	2313540170.650892
1997	2534385891.5377297
1998	2661011863.4627843
1999	2435813467.900985
2000	2945636556.527942
2001	3125565832.495277
2002	3320591894.915964
2003	3936897803.7016625
2004	4182853284.9397798
2005	4753632534.666545
2006	5125361405.465173
2007	5308931916.953814
2008	5618800488.569853
2009	5168092296.0193
2010	5658858760.873773
2011	6180600386.936866
2012	6237708914.282841
2013	6636409370.039109
2014	6999792245.790601
2015	6830058296.434753
2016	6938439341.598733
2017	7332466469.706451
2018	7578270286.158529
2019	7902871975.016535
2020	7304297773.93737
2021	8562919706.426914
2022	8040277242.229611
2023	8023913712.01771