Year 2014-2016 = 100 1961 34.52 1962 34.87 1963 35.89 1964 37.19 1965 38.19 1966 40.01 1967 39.96 1968 40.79 1969 41.53 1970 41.31 1971 41.49 1972 41.54 1973 45.03 1974 45.44 1975 44.21 1976 45.43 1977 47.34 1978 48.81 1979 48.44 1980 48.19 1981 46 1982 47.6 1983 48.62 1984 47.2 1985 48.09 1986 49.73 1987 54.44 1988 55.52 1989 56.92 1990 60.31 1991 60.46 1992 61.6 1993 62.71 1994 63.48 1995 65.87 1996 67.49 1997 66.5 1998 69.11 1999 70.96 2000 71.57 2001 73.43 2002 62.1 2003 62.07 2004 67.73 2005 73.08 2006 88.93 2007 91.58 2008 93.68 2009 96.56 2010 98.51 2011 99.91 2012 100.19 2013 101.46 2014 99 2015 98.76 2016 102.24 2017 102.62 2018 104.19 2019 104.72 2020 105.85 2021 106.13 2022 106.65