Year 2015 = 100 1980 20.6610322485 1981 21.1911364637 1982 17.7472059263 1983 16.8472099736 1984 12.7787335969 1985 9.9395510925 1986 15.3899363486 1987 23.5658746916 1988 25.5531970794 1989 27.7069430177 1990 30.8971067487 1991 32.7643668262 1992 35.4145551676 1993 37.7508069086 1994 43.7569725237 1995 47.80722054 1996 47.2488413938 1997 53.1019173873 1998 54.1370074322 1999 51.7023551607 2000 50.4388698931 2001 58.1610454395 2002 56.7815140013 2003 90.3747599408 2004 107.5499263517 2005 97.6708258463 2006 98.7744509666 2007 103.7407641341 2008 93.8081377991 2009 91.600887508 2010 99.326263552 2011 105.3962018903 2012 106.2791019764 2013 104.5564535183 2014 110.5562369872 2015 100 2016 90.1297064239 2017 99.3814810509 2018 101.6680458091 2019 110.4528247447 2020 96.6838505995 2021 113.6733905196