Year 2014-2016 = 100 1961 29 1962 29.62 1963 29.81 1964 30.1 1965 30.6 1966 30.87 1967 31.73 1968 32.98 1969 33.5 1970 34.87 1971 35.1 1972 35.96 1973 37.23 1974 38.33 1975 39.41 1976 40.07 1977 40.42 1978 39.24 1979 41.41 1980 43.06 1981 43.85 1982 45.75 1983 46.89 1984 48.34 1985 50.17 1986 51.52 1987 52.89 1988 54.61 1989 56.25 1990 58.99 1991 60.74 1992 62.4 1993 62.81 1994 64.23 1995 52.96 1996 52.58 1997 51.27 1998 51.96 1999 50.57 2000 49.66 2001 48.55 2002 47.58 2003 47.86 2004 48.09 2005 48.32 2006 48.54 2007 48.87 2008 49.27 2009 52.46 2010 82.35 2011 85.97 2012 87.45 2013 92.45 2014 98.72 2015 99.26 2016 102.02 2017 103.91 2018 106.34 2019 108.52 2020 113.23 2021 118 2022 122.79