Year 2014-2016 = 100 1961 8.3 1962 9.06 1963 9.97 1964 11.25 1965 12.23 1966 11.33 1967 12 1968 12.24 1969 12.68 1970 13.84 1971 13.5 1972 13.67 1973 14.22 1974 16.34 1975 16.39 1976 18.28 1977 21.68 1978 21.82 1979 22.38 1980 22.26 1981 25.09 1982 25.99 1983 27.35 1984 30.19 1985 33.9 1986 29.01 1987 32.81 1988 38.3 1989 40.87 1990 40.37 1991 32.28 1992 30.32 1993 35.21 1994 34.3 1995 39.47 1996 38.45 1997 39.58 1998 41.62 1999 41.83 2000 39.92 2001 48.64 2002 47.61 2003 55.9 2004 57.57 2005 55.58 2006 57 2007 72.19 2008 67.93 2009 53.3 2010 82.05 2011 87.34 2012 59.54 2013 96.45 2014 98.79 2015 99.68 2016 101.53 2017 109.45 2018 111.5 2019 101.14 2020 118.78 2021 108.94 2022 74.78