Year	current US$
1992	8850000000
1993	10768000000
1994	5820475672.054267
1995	5643416613.2820835
1996	5771456952.190799
1997	6090838693.271451
1998	6217805820.771041
1999	4711259427.272727
2000	19088046305.7971
2001	7438189100.333333
2002	8728038525.140335
2003	8937567059.877542
2004	10297483481.223013
2005	11964484465.938799
2006	14451901696.38783
2007	16737071816.379993
2008	19788515590.128376
2009	18648372553.09207
2010	21565721044.846207
2011	25839749199.367085
2012	29306235285.259663
2013	32679745048.44273
2014	35909040925.93747
2015	37917706497.17928
2016	37134801555.33219
2017	38019264794.82634
2018	47568210009.81716
2019	51775829877.20882
2020	48716961860.13249
2021	55328482783.539345
2022	65801547619.59741
2023	66383287002.996895