Year	current US$
2000	1369772335.4342725
2001	1357659151.0115938
2002	1576920174.9616249
2003	1937630385.958595
2004	2224915484.6151843
2005	2430443333.2782273
2006	2698376726.668172
2007	3326231925.335356
2008	4220374536.772129
2009	4132501379.723288
2010	3972383154.7868958
2011	4304951536.564892
2012	4025100807.378745
2013	4149522861.055048
2014	4242720271.5563817
2015	3604003874.1315527
2016	3579055153.4692693
2017	3695574329.8337574
2018	4026623656.822482
2019	3965222089.811263
2020	4196972573.7782254
2021	4592866136.189637
2022	4578638711.0167885
2023	5389779366.936712