Year	current US$
1989	1916707589677.549
1990	1219453918328.4453
1991	1101274704420.6157
1992	1239922114339.2925
1993	1387370057393.3691
1994	1585357176094.7185
1995	1747488945735.5105
1996	1967653487560.9458
1997	2164151059266.7346
1998	2201033730870.7563
1999	2129599167251.1672
2000	2196473143806.8894
2001	2166893728769.9517
2002	2065547156175.3748
2003	2090166898780.14
2004	2291791453412.271
2005	2593860617461.181
2006	3016506359523.24
2007	3554581665329.304
2008	4137391651704.7944
2009	4276118982060.7646
2010	4790446457262.082
2011	5333569795657.51
2012	5953718099707.776
2013	6273275494208.72
2014	6271653946464.7
2015	5732791022874.963
2016	5325422696143.893
2017	5304896369719.388
2018	5568654156049.23
2019	5683929620041.931
2020	5014849352015.249
2021	5371110700969.848
2022	5819757049599.819
2023	6353453679017.53