Year 2015 = 100 1980 13.7562757517 1981 16.2319539937 1982 9.6440477212 1983 6.3827842529 1984 8.2950396245 1985 9.6379502609 1986 8.1510579583 1987 8.2555824209 1988 10.9983546603 1989 13.6162142982 1990 16.2901845516 1991 19.5694761652 1992 23.3296905428 1993 24.8009263506 1994 29.4904954846 1995 24.8673519892 1996 31.6266355775 1997 39.2774525353 1998 45.7125107906 1999 51.7374134816 2000 63.5594383935 2001 60.9344048589 2002 61.1871410398 2003 60.4265884505 2004 66.1105652037 2005 71.0107828822 2006 78.4085103449 2007 81.9326498475 2008 82.8786233378 2009 65.3693629357 2010 80.5029518487 2011 87.3561538442 2012 91.0933400715 2013 93.8030866425 2014 98.0504578716 2015 100 2016 98.9379069115 2017 104.8463643384 2018 111.7233958479 2019 109.5318977468 2020 92.8999027644 2021 110.7025096145