Year current US$ 1989 9999.99977648258 1991 109999.999403954 1992 200000.00298023198 1993 140000.000596046 1998 59999.9986588955 2002 4780000.20980835 2003 21120000.8392334 2004 21540000.915527303 2005 8890000.34332275 2006 2150000.09536743 2007 2579999.92370605 2008 4019999.98092651 2009 24090000.1525879 2010 93680000.3051758 2011 27989999.7711182 2012 78500000 2013 122410003.662109 2014 64360000.61035161 2015 54599998.4741211 2016 51360000.6103516 2017 32229999.5422363 2018 32479999.5422363 2019 26069999.6948242 2020 17469999.3133545 2021 28430000.3051758 2022 25809999.4659424