Year	current US$
1993	415648883.851195
1994	1691176198.64439
1995	3363865975.84759
1996	3418860093.29453
1997	3230327663.96097
1998	2868781072.63294
1999	3370676199.54131
2000	4022288177.41435
2001	4140963636.27224
2002	8808653509.20125
2003	11678082561.6938
2004	14417463832.3249
2005	14900686359.0887
2006	12646602119.1005
2007	18032075399.3287
2008	17854189342.7208
2009	692222039.124665
2010	719312869.476107
2011	853303582.872024
2012	818406757.967476
2013	921917324.506377
2014	1391837837.79851
2015	1811889439.91285
2016	1712217489.86374
2017	2299745040.50759
2018	3923296004.833
2019	5616833088.19532
2020	7416683102.21729
2021	7754851828.63927
2022	8433475431.43378
2023	9186434253.73655