Year 2014-2016 = 100 1961 3.31 1962 3.71 1963 4.97 1964 5.98 1965 6.66 1966 7.14 1967 7.46 1968 7.44 1969 7.4 1970 7.43 1971 8.31 1972 9.05 1973 9.22 1974 9.32 1975 9.64 1976 9.63 1977 9.76 1978 10.53 1979 12.32 1980 13.74 1981 14.35 1982 15.34 1983 15.99 1984 17.8 1985 20.2 1986 21.39 1987 23.46 1988 26.23 1989 27.77 1990 30.03 1991 33.75 1992 37.06 1993 41.56 1994 47.28 1995 54.54 1996 53.5 1997 58.36 1998 63.25 1999 66.8 2000 68.08 2001 69.41 2002 71.34 2003 74.54 2004 77.28 2005 81.31 2006 83.26 2007 82.84 2008 87.11 2009 90.25 2010 92.48 2011 92.85 2012 96.45 2013 97.34 2014 99.17 2015 100.66 2016 100.17 2017 99.99 2018 100.57 2019 97.14 2020 98.44 2021 108.08 2022 109.5