Year 2014-2016 = 100 1961 38.76 1962 38.97 1963 39.16 1964 45.69 1965 45.88 1966 40.75 1967 40.94 1968 41.3 1969 41.61 1970 41.88 1971 42.48 1972 42.88 1973 43.16 1974 43.37 1975 43.59 1976 44 1977 44.22 1978 44.43 1979 44.61 1980 44.82 1981 45.51 1982 46.07 1983 46.55 1984 47.04 1985 47.53 1986 48.22 1987 48.7 1988 49.04 1989 49.61 1990 50.1 1991 50.59 1992 51.07 1993 51.56 1994 51.72 1995 53.35 1996 53.71 1997 54.17 1998 54.17 1999 53.67 2000 60.32 2001 65.49 2002 72.81 2003 72.92 2004 74.17 2005 77.27 2006 82.07 2007 88.36 2008 90.67 2009 91.48 2010 93.62 2011 94.78 2012 96.95 2013 95.14 2014 98.55 2015 100.05 2016 101.41 2017 103.54 2018 106.06 2019 107.54 2020 109.22 2021 110.97 2022 112.73