Year current US$ 1996 1049999.95231628 1997 620000.004768372 1998 5750000 1999 10090000.1525879 2000 1820000.05245209 2001 2509999.99046326 2002 3930000.0667572 2003 6889999.8664856 2004 4619999.88555908 2005 2099999.90463257 2006 6409999.84741211 2007 4400000.09536743 2008 3460000.03814697 2009 1490000.0095367401 2010 2710000.03814697 2011 4710000.03814697 2012 1149999.97615814 2013 439999.997615814 2014 -579999.983310699 2015 1128975.98743439 2016 5014177.79922485 2017 -891295.671463013 2018 -524171.29278182995 2019 532067.537307739 2020 550713.837146759 2021 -3569999.9332428 2022 -3605050.0869751