Year	current USD
1992	270937039.17050695
2002	241025517.64292598
2003	202282838.89135697
2004	200100307.27037302
2005	173304847.652475
2006	178375570.051377
2007	195049685.09447202
2008	233292390.65308598
2009	242471357.847559
2010	219915489.52422202
2011	211878260.622344
2012	197344650.21252
2013	197617188.825905
2014	190380454.64127502
2015	162215681.88047102
2016	157912010.578703
2017	156258302.093929
2018	172073317.814949
2019	165369204.35031497
2020	167521865.889213
2021	209721886.336155
2022	184486412.624082