Year	current US$
1995	3954476161.11592
1996	3841602803.88667
1997	3828948494.35328
1998	4049987228.34225
1999	3809128837.54312
2000	3629897883.98356
2001	4282828551.56364
2002	4646212515.1461
2003	6087031908.70455
2004	7559283205.57607
2005	6998192530.52357
2006	8067624645.39939
2007	9554033247.74887
2008	11170475770.123
2009	10837791006.1992
2010	10466763937.6941
2011	10706108880.1614
2012	9579506096.46212
2013	9683961323.53018
2014	9656130642.97519
2015	8208479707.8116
2016	8546391770.8829
2017	9095795454.76082
2018	9899910945.94408
2019	10299294529.907
2020	10850975516.4883
2021	12784340959.8087