Year current US$ 1982 29999.999329447703 1985 140000.000596046 1987 529999.971389771 1988 460000.00834465 1989 509999.99046325695 1990 699999.988079071 1991 639999.985694885 1992 759999.990463257 1993 109999.999403954 1994 259999.990463257 1995 1440000.0572204601 1996 479999.989271164 1998 19999.9995529652 1999 370000.00476837205 2000 180000.00715255702 2001 50000.0007450581 2005 1500000 2006 9789999.96185303 2007 7329999.92370605 2008 1149999.97615814 2009 3769999.98092651 2010 5619999.88555908 2011 50000.0007450581 2012 4710000.03814697 2013 170000.00178813902 2014 1080000.04291534 2015 1179999.94754791 2016 1059999.9427795399 2017 1840000.0333786 2018 629999.995231628 2019 209999.993443489 2020 25799999.237060502 2021 2319999.9332428 2022 2339999.91416931