Year 2004-2006 = 100 1961 28.6839473089488 1962 29.5658048068088 1963 30.6231093566332 1964 31.5048013719799 1965 30.8725186724262 1966 30.4485205408525 1967 32.3330994140493 1968 34.007700546415 1969 35.2156949770635 1970 37.0251625787428 1971 37.4578935384012 1972 35.9092644430162 1973 38.1009138968555 1974 38.3661710566167 1975 40.6518600263414 1976 40.2166573354808 1977 42.1723664862967 1978 43.6618292464919 1979 42.950981020845 1980 44.7780857946252 1981 47.1149368808231 1982 47.2291656787958 1983 49.9430318819171 1984 51.5561390293829 1985 53.4344951389846 1986 55.0017540537669 1987 54.3756246410673 1988 58.4796820328314 1989 62.115096783977 1990 63.6943161787734 1991 66.3643396933087 1992 70.0920671353038 1993 72.6885837135879 1994 73.0267747577871 1995 75.7626095877201 1996 79.1628510687335 1997 79.6287935497407 1998 80.8196684432597 1999 84.7388578631103 2000 85.6866722550734 2001 87.3874621452891 2002 85.5478339471782 2003 93.0106438222359 2004 95.0311943259065 2005 100.109782357152 2006 105.68402034716 2007 109.588650421396 2008 114.927337618282 2009 113.670914420002 2010 119.703766600387 2011 125.793368327404 2012 129.07609848004 2013 133.563047974474 2014 137.23865184746