Year 2014-2016 = 100 1961 15.78 1962 16.77 1963 18.19 1964 18.73 1965 17.38 1966 18.18 1967 20.47 1968 21.29 1969 20.84 1970 23.13 1971 24 1972 25.11 1973 25.65 1974 28.03 1975 27.48 1976 26.32 1977 27 1978 26.64 1979 26.97 1980 27.47 1981 28.01 1982 29.26 1983 28.57 1984 29.57 1985 30.89 1986 33.51 1987 29.63 1988 31.17 1989 32.43 1990 33.48 1991 34.4 1992 34.04 1993 35.96 1994 37.25 1995 39.37 1996 41.67 1997 39.91 1998 42.98 1999 45.02 2000 45.54 2001 46.3 2002 46.89 2003 48.68 2004 50.7 2005 58.62 2006 62.81 2007 66.75 2008 70.59 2009 75.79 2010 81.32 2011 83.07 2012 88.13 2013 91.23 2014 95.62 2015 101.11 2016 103.27 2017 103.19 2018 107.35 2019 104.17 2020 103.53 2021 104.44 2022 107.84