Year 2014-2016 = 100 1961 16.48 1962 17.57 1963 18.02 1964 17.72 1965 18.35 1966 18.64 1967 21.22 1968 22.91 1969 24.44 1970 25.6 1971 29.7 1972 30.63 1973 31.99 1974 29.12 1975 31.34 1976 33.05 1977 33.03 1978 39.96 1979 29.32 1980 42.53 1981 44.02 1982 38.31 1983 33.35 1984 34.27 1985 35.47 1986 32.68 1987 40.89 1988 43.43 1989 44.56 1990 47.82 1991 49.07 1992 50.56 1993 49.74 1994 65.24 1995 63.41 1996 70.29 1997 68.55 1998 70.07 1999 69.26 2000 70.14 2001 69.6 2002 76.23 2003 82.44 2004 86.07 2005 90.14 2006 92.81 2007 96.7 2008 103.86 2009 91.82 2010 90.99 2011 94.57 2012 96.43 2013 95.77 2014 96.02 2015 100.52 2016 103.46 2017 105.01 2018 106.67 2019 109.17 2020 105.94 2021 114.8 2022 117.36