Year 2014-2016 = 100 1961 42.77 1962 43.06 1963 42.4 1964 40.15 1965 41.52 1966 43.13 1967 50.17 1968 50.1 1969 50.17 1970 50.68 1971 53.84 1972 51.15 1973 52.5 1974 58.92 1975 64.48 1976 60.96 1977 69.33 1978 70.94 1979 71.82 1980 75.17 1981 66.07 1982 71.74 1983 73.21 1984 80.2 1985 82 1986 83.94 1987 83.25 1988 80.62 1989 79.33 1990 87.37 1991 89.94 1992 91.74 1993 88.4 1994 84.31 1995 86.35 1996 91.11 1997 90.93 1998 93.17 1999 97.83 2000 92.92 2001 94.24 2002 89.98 2003 91.38 2004 92.79 2005 88.44 2006 87.64 2007 89.36 2008 86.86 2009 84.94 2010 88.48 2011 90.93 2012 85.76 2013 89.99 2014 96.22 2015 100.61 2016 103.17 2017 110.85 2018 110.61 2019 114.89 2020 116.55 2021 119.25 2022 121.51