Year 2004-2006 = 100 1961 29.12 1962 29.4 1963 30.78 1964 31.07 1965 32.01 1966 34.89 1967 36.35 1968 36.62 1969 37.7 1970 39.57 1971 40.91 1972 38.21 1973 36.94 1974 38.45 1975 40.15 1976 41.84 1977 44.82 1978 45.92 1979 46.41 1980 45.36 1981 48.39 1982 50.21 1983 51.35 1984 53.37 1985 56.38 1986 58.73 1987 59.95 1988 63.53 1989 65.87 1990 67.73 1991 74.5 1992 76.74 1993 79.68 1994 79.2 1995 87.59 1996 77.33 1997 78.29 1998 81.31 1999 94.25 2000 89.14 2001 82.81 2002 85.18 2003 88.38 2004 93.75 2005 102.39 2006 103.86 2007 98.48 2008 107.79 2009 111.15 2010 119.31 2011 128.34 2012 136.33 2013 141.01 2014 144.77 2015 146.41 2016 132.78