Year 2004-2006 = 100 1961 34.5132778948489 1962 36.1090705959602 1963 36.6977103475251 1964 37.8788789944661 1965 38.0606513217524 1966 38.947341275644 1967 41.0638147476528 1968 41.8919048551133 1969 43.4818459857767 1970 44.4703993719963 1971 44.897765737533 1972 45.8279712865626 1973 45.6338018218813 1974 48.0432401608177 1975 49.9107093963151 1976 51.3965249478177 1977 51.7094094451372 1978 53.3609223559951 1979 53.0970876732258 1980 55.1372285085632 1981 56.8010127849104 1982 57.7089954404705 1983 59.2880069779292 1984 58.106771279326 1985 59.7859443584015 1986 61.832606282318 1987 61.4778406835929 1988 65.4064951266285 1989 65.5310705407505 1990 67.8477278427008 1991 72.0906684085815 1992 71.5643994269139 1993 71.902955479081 1994 71.8314475434436 1995 72.981572675992 1996 76.0267382662824 1997 76.2539709217304 1998 81.6950628023092 1999 82.6212629712444 2000 83.5206807406225 2001 86.9982400387403 2002 93.1270137354443 2003 94.9977523216875 2004 97.5371448012011 2005 102.144188047724 2006 105.383620724599 2007 106.349157695994 2008 109.679466176535 2009 114.768614254411 2010 122.750015225105 2011 125.632349542143 2012 131.327352348647 2013 132.567859005327 2014 133.673936757829