Year	current US$
1993	5879999999.999999
1994	4432026143.79085
1995	5538657322.021395
1996	6535458385.481852
1997	7675423799.362932
1998	6506387246.890386
1999	6152923310.4454565
2000	9129594970.153011
2001	8936079117.731356
2002	15285592370.373981
2003	17812704586.43969
2004	23552057679.499435
2005	36970900883.810905
2006	52381025141.42681
2007	65266415494.25839
2008	88538665084.86345
2009	70307196181.65387
2010	83799474069.73146
2011	111789747670.5905
2012	128052915766.34274
2013	132339109040.23174
2014	135966802586.7132
2015	90496420506.59566
2016	52761617225.925285
2017	73690154990.73123
2018	79450688259.36636
2019	70897962732.02774
2020	48501561203.568634
2021	66505129987.72355
2022	104399746853.40141
2023	84722957642.37566