Year	constant 2015 US$
1993	2614611507.2734356
1994	2723481350.1531234
1995	3092247930.584373
1996	3008778166.3097634
1997	2994625219.8769507
1998	3125487827.274607
1999	3159560968.145701
2000	3054282618.4929667
2001	3128965040.673826
2002	3226618817.7421856
2003	3350238524.989842
2004	3431999639.4128885
2005	3532923150.9699197
2006	3701813203.180857
2007	3927570229.0878882
2008	4107096071.868357
2009	3976879200.973045
2010	3949799319.8515606
2011	4044075739.680857
2012	4172256654.421873
2013	4288143056.821873
2014	4347085929.136326
2015	4481298155.950779
2016	4595295057.898045
2017	4682852267.661716
2018	4735377717.416795
2019	4886830665.038669
2020	5032896927.576559
2021	5224472080.3492155
2022	5227098297.361324
2023	5271952574.990622