Year	current US$
1993	20650608685.212498
1994	24332236894.215736
1995	30936548605.877922
1996	34173150317.55154
1997	32282719110.623184
1998	35364174813.823524
1999	35081054811.79778
2000	33605783057.610344
2001	36719371537.79213
2002	45679320435.204926
2003	56687050232.1954
2004	65353738161.38647
2005	74797849516.22464
2006	84994379436.70448
2007	103254409003.7795
2008	130602869075.72182
2009	115624560667.2612
2010	116636288665.19183
2011	125530202353.65009
2012	114381202911.50555
2013	115611372510.6135
2014	113458460797.30219
2015	101645815336.14513
2016	106874464247.35475
2017	120456187882.33131
2018	140465517968.69885
2019	143860502131.278
2020	143569672881.59326
2021	165570966179.48907
2022	171952005822.6656
2023	197690446247.23636
