Year current US$ 1995 699440.896511078 1996 398022.413253784 1997 511843.979358673 1998 600471.019744873 1999 500000 2004 1000000 2005 800000.011920929 2006 1399999.97615814 2007 400000.00596046395 2008 600000.023841858 2009 200000.00298023198 2010 699999.988079071 2011 899999.976158142 2012 200000.00298023198 2013 1200000.04768372 2014 699999.988079071 2015 400000.00596046395 2016 699999.988079071 2017 1000000 2018 300000.011920929 2019 100000.00149011599 2020 59999.9986588955