Year 2015 = 100 1980 9.9647135833 1981 9.4254386854 1982 9.8865215477 1983 8.8751087745 1984 8.8367995158 1985 10.0177292389 1986 10.6413591392 1987 11.4642314701 1988 16.0411688091 1989 16.6080408983 1990 18.8502116486 1991 17.4014600841 1992 19.3078448634 1993 24.0456649402 1994 20.835575226 1995 23.4869290577 1996 38.2020521949 1997 34.3375742812 1998 38.7740256199 1999 43.7992997694 2000 34.5060688266 2001 48.0259905135 2002 42.4196623909 2003 41.6028169935 2004 50.107856689 2005 68.0935901383 2006 76.4218619029 2007 86.6861057342 2008 109.6266887239 2009 80.1108835338 2010 99.3108875464 2011 105.8589690329 2012 108.0080312226 2013 110.7738641688 2014 115.4287474841 2015 100 2016 104.9461587385 2017 131.4134138235 2018 128.2017037733 2019 117.7066643754 2020 101.2841786511 2021 114.3626676155