Year 2015 = 100 1980 13.5340055524 1981 13.3736138378 1982 12.6971317798 1983 12.8078784415 1984 14.295593416 1985 15.8465921983 1986 11.8466192576 1987 10.517113796 1988 11.9606392191 1989 12.8411569927 1990 14.8078649119 1991 15.5563595736 1992 16.4068720958 1993 15.8411366995 1994 20.8394662228 1995 23.4973115569 1996 26.730701358 1997 28.7191788013 1998 22.9283178713 1999 24.2822282506 2000 26.876523038 2001 25.5201577491 2002 27.5059075102 2003 33.9469923877 2004 42.294778923 2005 55.0991007485 2006 69.4357776445 2007 78.1261605627 2008 102.6606717686 2009 75.6279018758 2010 95.413759819 2011 121.7763664587 2012 129.6452163367 2013 135.5538641503 2014 140.335950222 2015 100 2016 91.6372573785 2017 104.3198011406 2018 117.9883286952 2019 121.8147242561 2020 111.045753511 2021 145.6536536567