Year current US$ 1970 3064105084.105084 1971 3510377539.2870827 1972 4154095200.629426 1973 4871871502.990546 1974 5468171607.438777 1975 6154759581.881534 1976 6171835550.523634 1977 7301042725.649128 1978 9452669888.251284 1979 12106806898.774984 1980 14476732480.983978 1981 13792129547.47116 1982 12992498323.272972 1983 12531904668.689438 1984 11969496329.17876 1985 12821838094.444906 1986 17405204535.820263 1987 20341922986.891384 1988 22623508098.380325 1989 23332005804.21922 1990 28184570795.88381 1991 28670356192.166306 1992 32104563848.31837 1993 29292743342.2491 1994 31798558303.88693 1995 36235289141.41414 1996 39965913558.46774 1997 41589837631.3276 1998 43809682628.686775 1999 46927118580.1086 2000 47020843328.498924 2001 49832281475.0036 2002 57304025794.76246 2003 73220294974.41162 2004 85067084823.01064 2005 92451766900.14626 2006 101740197070.30222 2007 122049100393.46706 2008 133265820746.42029 2009 111779880144.44446 2010 105229207183.18353 2011 110022371711.02162 2012 101981284120.44495 2013 107120454822.2058 2014 110991740897.2549 2015 96196073513.85971 2016 101054389829.64305 2017 107351888473.65547 2018 118651641583.0109 2019 117318361672.39981 2020 107549066830.28201 2021 125508849936.27318 2022 130718143461.90323 2023 147584117428.64966