Year current US$ 1997 9999.99977648258 1998 140000.000596046 1999 109999.999403954 2000 170000.00178813902 2001 330000.013113022 2002 509999.99046325695 2003 469999.998807907 2004 759999.990463257 2005 860000.014305115 2006 29999.999329447703 2007 449999.988079071 2008 9999.99977648258 2009 9999.99977648258 2015 19999.9995529652 2017 0 2018 0 2019 59999.9986588955 2020 280000.001192093 2021 129999.995231628 2022 2920000.07629395