Year 2015 = 100 1980 7.3299438586 1981 9.3626231586 1982 9.6022717706 1983 7.4002695487 1984 9.5980335928 1985 10.0677438562 1986 9.353802128 1987 11.9222026096 1988 13.0113380952 1989 14.1299876489 1990 13.5806838672 1991 14.4205327094 1992 15.5658623676 1993 15.9019806244 1994 18.1815338663 1995 22.590011893 1996 23.1922096484 1997 23.4263480142 1998 22.9004941788 1999 23.3867717383 2000 24.2455769727 2001 29.2736792778 2002 35.3633194969 2003 39.3464803977 2004 49.5720586928 2005 54.9185968537 2006 66.4414983166 2007 73.0927897508 2008 101.3348431255 2009 81.3880414757 2010 89.7275165026 2011 102.2146620887 2012 100.6843495457 2013 101.1110073527 2014 107.0450504178 2015 100 2016 96.3699346619 2017 95.8955659479 2018 98.9440272218 2019 106.1831973786 2020 101.4092858964 2021 119.4625185314