Year 2014-2016 = 100 1961 13.67 1962 14.39 1963 14.99 1964 14.81 1965 16.34 1966 18.16 1967 19.02 1968 21.28 1969 23.8 1970 25.18 1971 27.63 1972 27.57 1973 29.91 1974 27.66 1975 29.35 1976 28.94 1977 29.77 1978 31.44 1979 31.5 1980 31.53 1981 32.51 1982 31.51 1983 33.8 1984 35.34 1985 33.14 1986 34.72 1987 35.82 1988 38 1989 45.49 1990 49.41 1991 50.98 1992 55.44 1993 55.3 1994 56.38 1995 58.7 1996 62.77 1997 63.95 1998 68.01 1999 69.94 2000 70.88 2001 71.32 2002 67.72 2003 70.69 2004 72.23 2005 76.06 2006 86.93 2007 83.3 2008 79.94 2009 80.81 2010 84.9 2011 89.33 2012 94.72 2013 95.14 2014 99.17 2015 97.63 2016 103.2 2017 105.21 2018 105.6 2019 91.12 2020 95.16 2021 97.42 2022 96.09