Year 2014-2016 = 100 1961 36.46 1962 38.08 1963 43.52 1964 41.22 1965 44.49 1966 48.4 1967 46.18 1968 44.63 1969 47.1 1970 49.76 1971 49.84 1972 52.63 1973 54.35 1974 55.28 1975 55.78 1976 56.04 1977 58.53 1978 61.9 1979 68.54 1980 67.5 1981 67.77 1982 67.17 1983 64.93 1984 63.02 1985 63.2 1986 67.58 1987 67.06 1988 63.22 1989 64.08 1990 63.16 1991 65.12 1992 66.86 1993 68.46 1994 66.9 1995 67.84 1996 72.74 1997 70.22 1998 80.71 1999 95.74 2000 97.88 2001 104.26 2002 138.07 2003 96.16 2004 86.87 2005 100.76 2006 111.89 2007 147.36 2008 95.18 2009 106.48 2010 107.06 2011 95.04 2012 108.43 2013 99.79 2014 124.75 2015 86.71 2016 88.53 2017 94.23 2018 84.14 2019 83.49 2020 74.11 2021 70.86 2022 81.34