Year 2014-2016 = 100 1961 25.59 1962 26.1 1963 25.44 1964 25.19 1965 25.47 1966 25.95 1967 26.71 1968 28.08 1969 28.23 1970 29.34 1971 30.47 1972 31.18 1973 32.07 1974 32.7 1975 33.58 1976 34.69 1977 38.65 1978 42.03 1979 44.83 1980 47.72 1981 45.79 1982 48.02 1983 49.95 1984 51.47 1985 52.27 1986 54.73 1987 55.49 1988 58.48 1989 59.25 1990 57.93 1991 66.22 1992 62.69 1993 60.76 1994 62.01 1995 62.65 1996 66.28 1997 67.91 1998 70.98 1999 69.38 2000 72.84 2001 70.93 2002 72.59 2003 73.02 2004 72.26 2005 73.28 2006 74.81 2007 76.95 2008 82.38 2009 82.62 2010 86.39 2011 92.17 2012 91.64 2013 95.93 2014 99.09 2015 100.09 2016 100.82 2017 102.14 2018 102.92 2019 104.09 2020 104.02 2021 105.3 2022 106.23