Year 2010 = 100 1976 19.5740988999552 1977 20.6969689389414 1978 22.0244297053701 1979 22.9427090169139 1980 25.521503767467 1981 32.3729141748408 1982 34.5330116227211 1983 35.1039624900023 1984 37.0404375148641 1985 37.4353451980669 1986 39.2195666583205 1987 45.5101478740061 1988 49.4969416707892 1989 53.3319889908783 1990 55.8702936919444 1991 59.4846188641146 1992 61.8987673569764 1993 64.1059888361644 1994 65.5820682003713 1995 67.0443524303332 1996 67.6520051713937 1997 69.5670319917053 1998 71.8503332005384 1999 73.2866033157721 2000 75.1463889778055 2001 77.8347920140123 2002 79.3631307263763 2003 81.7569142517659 2004 82.9169785756085 2005 83.9113194246165 2006 85.6237953312413 2007 88.9935059862127 2008 93.3023163319139 2009 97.3115781918923 2010 100 2011 100.873793104781 2012 102.23297025356 2013 103.724481527071 2014 104.553098901245 2015 107.149433340321 2016 108.051705592199 2017 111.384588808318 2018 113.980923247394 2019 117.129669269253 2020 123.371920154692 2021 126.262874104585 2022 134.696357601727