Year 2014-2016 = 100 1961 32.89 1962 40.15 1963 47.57 1964 47.8 1965 50.58 1966 49.18 1967 49.51 1968 49.08 1969 49.08 1970 55.24 1971 56.18 1972 57.47 1973 58.96 1974 60.24 1975 60.91 1976 61.27 1977 64.67 1978 65.9 1979 74.96 1980 71.85 1981 72.22 1982 71.4 1983 66.66 1984 64.06 1985 65.99 1986 71.96 1987 71.25 1988 69.39 1989 70.56 1990 70.98 1991 70.98 1992 70.98 1993 72.02 1994 68.51 1995 68.72 1996 73.94 1997 69.74 1998 83.13 1999 103.13 2000 105.71 2001 112.98 2002 157.99 2003 100.05 2004 86.62 2005 104.76 2006 118.93 2007 165.62 2008 94.72 2009 109.88 2010 110.65 2011 94.96 2012 114.2 2013 100.73 2014 133.61 2015 81.89 2016 84.5 2017 92.27 2018 78.49 2019 76.87 2020 63.95 2021 59.32 2022 73.39