Year	current US$
1995	1052790514.4450076
1996	1047158718.1700466
1997	1510065301.0358222
1998	1442066033.6642208
1999	1153490752.0500646
2000	1492457785.9300818
2001	1758624697.8851962
2002	2234788568.453178
2003	2866067587.6315894
2004	3410226044.038233
2005	4402227705.057001
2006	4936348179.674159
2007	6749265086.89716
2008	7125579265.35922
2009	5506216270.731082
2010	6803938114.453607
2011	7969163085.878893
2012	7806071432.913737
2013	9872844326.022425
2014	11203596595.800379
2015	7801010923.490314
2016	7806380558.968954
2017	9426293935.766104
2018	11094179571.824825
2019	11684826187.136965
2020	12451580189.447338
2021	14367279539.685972
2022	15189016354.167065
2023	16205122649.247837