Year current US$ 1983 29999.999329447703 1984 29999.999329447703 1985 39999.9991059303 1986 70000.0002980232 1997 9999.99977648258 1998 19999.9995529652 1999 19999.9995529652 2000 19999.9995529652 2001 9999.99977648258 2004 460000.00834465 2005 200000.00298023198 2007 340000.00357627904 2008 19999.9995529652 2009 119999.997317791 2011 479999.989271164 2017 9999.99977648258 2019 90000.0035762787 2020 170000.00178813902 2021 119999.997317791 2022 70000.0002980232