Year	current US$
2003	55752828.125
2004	59890960.9375
2005	54618359.375
2006	57633328.125
2007	59944210.9375
2008	73835148.4375
2009	60362390.625
2010	59209984.375
2011	71592913.79651347
2012	75748161.30469348
2013	69800887.76322322
2014	73391468.38501015
2015	79614528.67311005
2016	91653462.08924177
2017	105200913.83819646
2018	118502983.30103815
2019	122035364.35539572
2020	99719379.47906771
2021	112181940.99695447
2022	123530481.83081084