Year 2014-2016 = 100 1961 12.98 1962 13.32 1963 13.75 1964 14.16 1965 14.54 1966 15.13 1967 14.7 1968 15.28 1969 14.42 1970 14.42 1971 14.3 1972 14.46 1973 15.38 1974 16.74 1975 17.4 1976 17.65 1977 17.49 1978 17.72 1979 17.48 1980 17.68 1981 17.69 1982 17.95 1983 18.77 1984 19.12 1985 17.42 1986 14.17 1987 16.26 1988 19.14 1989 19.71 1990 21.4 1991 24.79 1992 26.25 1993 27.97 1994 30.11 1995 35.87 1996 37.5 1997 39.19 1998 41.1 1999 43.05 2000 44.22 2001 45.14 2002 46.89 2003 49.34 2004 52.26 2005 55.13 2006 59.46 2007 62.58 2008 66.26 2009 69.92 2010 78.83 2011 83.59 2012 87.69 2013 92.94 2014 95.85 2015 99.02 2016 105.13 2017 111.59 2018 114.99 2019 120.96 2020 96.91 2021 102.32 2022 108.73