Year	current US$
1994	3145830357369.9854
1995	3505509272844.0264
1996	3110492732519.39
1997	2882915161388.1704
1998	2660004598744.2827
1999	3051068066173.398
2000	3280142531700.7764
2001	2933956449865.0117
2002	2858258366031.837
2003	3105632970625.402
2004	3375745196084.7744
2005	3356611702967.3867
2006	3195845546791.769
2007	3185693843495.0977
2008	3588027225363.9
2009	3803711869496.773
2010	4062690907226.7417
2011	4468613171496.462
2012	4500240011457.144
2013	3733109714404.9688
2014	3471186559740.8984
2015	3102362945035.491
2016	3496923051377.664
2017	3428696006571.976
2018	3498529043497.2144
2019	3563539955743.729
2020	3511692502607.0527
2021	3480421423386.44
2022	3038588216164.7607