Year	current US$
1995	5022392295.995945
1996	5373442382.391023
1997	6202265861.02719
1998	6871702201.12214
1999	7122982304.704358
2000	7482473025.463962
2001	7980142425.55028
2002	9166890203.81328
2003	12067217146.080091
2004	14705180079.483358
2005	16815653688.269686
2006	19367688543.10453
2007	25140666392.99398
2008	30974135811.503
2009	25363166527.661938
2010	23774233511.121685
2011	27167261102.145527
2012	26690138480.24805
2013	29015442587.316856
2014	30063900669.206753
2015	25903259343.669907
2016	27150774838.39384
2017	29707471038.462402
2018	33033366671.516838
2019	32891692539.168575
2020	32829846930.740948
2021	38459282571.34047
2022	41433171684.25697
2023	45738908562.6361