Year current US$ 1962 9999.99977648258 1963 9999.99977648258 1979 300000.011920929 1980 819999.992847443 1981 209999.993443489 1982 949999.988079071 1983 1230000.01907349 1984 1009999.99046326 1985 1350000.02384186 1986 509999.99046325695 1987 239999.994635582 1988 2069999.9332428002 1989 4119999.88555908 1990 2450000.04768372 1991 9520000.45776367 1992 6170000.07629395 1993 13130000.1144409 1994 17010000.2288818 1995 22840000.1525879 1996 19959999.084472697 1997 20129999.1607666 1998 13199999.8092651 1999 13229999.5422363 2000 18799999.237060502 2001 20219999.3133545 2002 16430000.3051758 2003 23450000.762939498 2004 28959999.084472697 2005 20760000.2288818 2006 17909999.8474121 2007 25959999.084472697 2008 27559999.4659424 2009 29629999.1607666 2010 27729999.5422363 2011 35139999.3896484 2012 32529998.779296905 2013 38130001.0681152 2014 29440000.5340576 2015 22840000.1525879 2016 21989999.7711182 2017 25780000.6866455 2018 29040000.915527303 2019 26219999.3133545 2020 23790000.915527303 2021 31180000.3051758 2022 19610000.6103516