Year 2014-2016 = 100 1961 41.12 1962 42.02 1963 43.54 1964 45.01 1965 44.96 1966 44.94 1967 46.84 1968 51.11 1969 51.13 1970 53.47 1971 56.51 1972 57.88 1973 61.25 1974 59.42 1975 54.76 1976 52.79 1977 52.9 1978 51.63 1979 52.73 1980 53.91 1981 54.34 1982 52.99 1983 50.97 1984 49.92 1985 50.11 1986 50.82 1987 49.59 1988 49.95 1989 51.3 1990 57.38 1991 49.59 1992 43.05 1993 50.09 1994 50.08 1995 60.13 1996 67.5 1997 71.79 1998 75.01 1999 77.33 2000 72.36 2001 74.97 2002 64.12 2003 82.17 2004 82.94 2005 76.23 2006 84.63 2007 85.33 2008 79.81 2009 97.77 2010 110.52 2011 117.35 2012 118.49 2013 109.38 2014 102.08 2015 96.05 2016 101.87 2017 116.87 2018 134.67 2019 139.27 2020 140.99 2021 153.68 2022 161.67