Year 2004-2006 = 100 1961 22.9453076536749 1962 23.7138913917171 1963 24.5380030421301 1964 25.4037762467765 1965 26.0841895277591 1966 26.7597693817774 1967 27.9032468996148 1968 28.5936794148822 1969 29.3710876790896 1970 30.5632442353973 1971 31.3016744766511 1972 31.3033297257559 1973 32.5943699509575 1974 33.4616274189379 1975 34.9062213292341 1976 35.8174864199781 1977 36.7495347889286 1978 38.6726424318277 1979 39.235161409273 1980 40.5262497809647 1981 42.4937235764433 1982 44.0828140104618 1983 45.6650788027252 1984 47.8849927184089 1985 49.2535445369068 1986 50.9544647425198 1987 51.7921445664996 1988 54.316441260346 1989 56.1596003011336 1990 58.6039030741052 1991 60.5678839805936 1992 65.7016744179112 1993 68.0540782560455 1994 69.5904492472257 1995 72.6107769109023 1996 75.4016204541869 1997 77.0241930442453 1998 79.1706254751113 1999 82.4176544291696 2000 84.622257644814 2001 86.6476336257988 2002 89.0646420196822 2003 93.0229550074814 2004 96.0907106426697 2005 100.162919752139 2006 103.88188909091 2007 108.462323990734 2008 112.957823303308 2009 114.343532005083 2010 118.366843641786 2011 123.244042393544 2012 125.723346972658 2013 130.157514086758 2014 132.085842539548