Year 2014-2016 = 100 1961 33.86 1962 34.94 1963 35.98 1964 36.93 1965 37.89 1966 38.76 1967 39.78 1968 40.75 1969 41.73 1970 42.59 1971 43.63 1972 44.54 1973 45.55 1974 46.5 1975 47.53 1976 48.52 1977 49.61 1978 50.99 1979 52.32 1980 55.73 1981 60.46 1982 60.72 1983 62 1984 69 1985 63.64 1986 65.54 1987 74.41 1988 60.56 1989 61.25 1990 72.84 1991 68.53 1992 70.37 1993 72.59 1994 73.51 1995 75.1 1996 74.25 1997 71.53 1998 68.48 1999 64.89 2000 53.96 2001 55.51 2002 53.6 2003 58.33 2004 70.13 2005 105.42 2006 114.21 2007 112.36 2008 91.75 2009 83.62 2010 87.23 2011 108.7 2012 93.6 2013 91.13 2014 94.86 2015 95.71 2016 109.43 2017 106.26 2018 87.99 2019 94.68 2020 103.39 2021 91.44 2022 68.09