Year	current US$
1996	1272577781.8348107
1997	955712338.1049762
1998	1120078062.9796243
1999	1504366401.1585808
2000	1541900449.9750013
2001	1762710566.6156204
2002	1903432764.17356
2003	2351860913.5702496
2004	3059269157.869926
2005	3507040244.4355454
2006	3871874869.3024096
2007	4766339023.664535
2008	5757855415.826267
2009	5458099191.687517
2010	5250899569.446459
2011	5704982880.710247
2012	5538342778.014827
2013	5699089120.291825
2014	6056162305.65036
2015	5270341492.066789
2016	5538844473.085365
2017	6245504831.666243
2018	7238045451.35532
2019	7455608322.059789
2020	7330837273.8150015
2021	8582147865.1468315
2022	8957087655.12101
2023	11029310944.408566