Year 2014-2016 = 100 1961 48.34 1962 49.01 1963 47.83 1964 55.6 1965 46.09 1966 50.13 1967 59.17 1968 58.44 1969 57.94 1970 62.67 1971 63.77 1972 60.58 1973 63.44 1974 64.64 1975 58.48 1976 58.46 1977 63.53 1978 68.62 1979 67.82 1980 66.82 1981 68.26 1982 72.89 1983 64.46 1984 73.86 1985 73.77 1986 77.24 1987 78.97 1988 76.57 1989 81.28 1990 84.61 1991 81.24 1992 92.31 1993 91.95 1994 86.21 1995 88.65 1996 93.36 1997 88.89 1998 75.99 1999 96.1 2000 95.71 2001 87.81 2002 90.58 2003 87.26 2004 97.5 2005 91.32 2006 87.16 2007 92.62 2008 95.58 2009 99.78 2010 97.13 2011 103.13 2012 96.15 2013 97.58 2014 102.63 2015 99.75 2016 97.61 2017 107.1 2018 93.55 2019 104.66 2020 103.19 2021 103.94 2022 100.37