Year	current US$
1994	2206043983.5164833
1995	2608241648.3516483
1996	2471428489.0109887
1997	2564560357.142857
1998	2595879642.857143
1999	2616758241.7582417
2000	2704120879.120879
2001	2707417582.4175825
2002	3566758241.7582417
2003	3882142857.142857
2004	5540109890.10989
2005	7112362637.3626375
2006	9941483516.483517
2007	13661813186.813187
2008	17768131868.131866
2009	18852472527.472527
2010	20232417582.417583
2011	22500824175.824177
2012	25051923076.923077
2013	28942480054.945053
2014	32544123846.153847
2015	36052148159.34066
2016	39005968021.97802
2017	41068920384.61539
2018	42193867747.25275
2019	41393737857.14285
2020	37513425329.67033
2021	39319284478.02198
2022	45955965357.14285