Year 2014-2016 = 100 1961 7.41 1962 7.24 1963 7.38 1964 9.56 1965 9.74 1966 10.06 1967 10.75 1968 10.42 1969 11.51 1970 11.57 1971 10.75 1972 10.73 1973 11.08 1974 11.29 1975 11.06 1976 9.33 1977 9.8 1978 10.14 1979 11.9 1980 14.11 1981 15.29 1982 14.96 1983 15.21 1984 17.4 1985 18.1 1986 18.69 1987 16.88 1988 15.33 1989 18.96 1990 20.33 1991 18.13 1992 20.88 1993 19.46 1994 23.05 1995 21.18 1996 21.5 1997 24.31 1998 25.62 1999 30.69 2000 34.37 2001 35.71 2002 39.82 2003 39.01 2004 40.57 2005 42.96 2006 44.43 2007 48.01 2008 50.94 2009 55.81 2010 59.71 2011 67.41 2012 72.26 2013 74.97 2014 89.82 2015 104.55 2016 105.62 2017 99.85 2018 97.97 2019 101.81 2020 104.61 2021 107.39 2022 114.84