Year current US$ 1993 740000.009536743 1994 550000.011920929 1995 4619999.88555908 1996 5369999.88555908 1997 5130000.11444092 1998 3319999.9332428 1999 3910000.08583069 2000 3470000.02861023 2001 4739999.771118159 2002 10159999.8474121 2003 4670000.07629395 2004 5420000.07629395 2005 8329999.923706049 2006 8699999.80926514 2007 12560000.4196167 2008 22170000.0762939 2009 26120000.8392334 2010 34680000.3051758 2011 39689998.626709 2012 43209999.0844727 2013 26750000 2014 25520000.4577637 2015 30950000.762939498 2016 23790000.915527303 2017 24309999.4659424 2018 32669998.168945298 2019 26520000.4577637 2020 17700000.762939498 2021 12850000.3814697 2022 22139999.3896484