Year 2014-2016 = 100 1961 36.72 1962 39.02 1963 39.66 1964 42.1 1965 41.91 1966 42.61 1967 44.75 1968 46.25 1969 48.59 1970 49.59 1971 49.32 1972 50.3 1973 50.86 1974 57.27 1975 56.88 1976 58.89 1977 57.21 1978 54.41 1979 55.05 1980 57.02 1981 56.25 1982 56.86 1983 60.76 1984 61.48 1985 62.38 1986 65.31 1987 63.38 1988 63.8 1989 67.63 1990 67.62 1991 67.44 1992 67.67 1993 70.47 1994 67.44 1995 68.7 1996 70.07 1997 70.85 1998 69.78 1999 72.3 2000 70.69 2001 73.63 2002 71.85 2003 74.29 2004 77.91 2005 88.16 2006 90.7 2007 92.54 2008 96.27 2009 103.85 2010 106.3 2011 105.45 2012 110.29 2013 97.67 2014 101.75 2015 98.43 2016 99.82 2017 97.24 2018 101.87 2019 102.83 2020 103.99 2021 105.75 2022 108.17