Year 2014-2016 = 100 1961 35.86 1962 36.7 1963 37.78 1964 38.77 1965 39.95 1966 40.81 1967 44.24 1968 45.12 1969 46.48 1970 47.99 1971 49.45 1972 51.38 1973 52.19 1974 53.17 1975 54.47 1976 56.05 1977 55.27 1978 58.02 1979 56.43 1980 55.05 1981 55.49 1982 59.72 1983 61.53 1984 62.96 1985 63.36 1986 63.22 1987 61.07 1988 59.72 1989 58.05 1990 55.3 1991 59.48 1992 63.04 1993 65.55 1994 66.45 1995 62.05 1996 67.53 1997 70.08 1998 76.38 1999 75.89 2000 89.13 2001 91.28 2002 94.09 2003 95.07 2004 94.76 2005 96.1 2006 94.98 2007 97.03 2008 97.87 2009 96.75 2010 97.2 2011 99.94 2012 100.99 2013 100.37 2014 97.95 2015 99.8 2016 102.25 2017 100.54 2018 96.95 2019 99.39 2020 99.87 2021 100.99 2022 102.16