Year | Value | 2014 | 105.27964878762 | 2013 | 113.68088228562 | 2012 | 109.05960981646 | 2011 | 105.03352675709 | 2010 | 101.77544913783 | 2009 | 103.76499029909 | 2008 | 98.217302939367 | 2007 | 102.04111759439 | 2006 | 98.62691397962 | 2005 | 86.666288124259 | 2004 | 85.377144505578 | 2003 | 87.190006307414 | 2002 | 86.620607989176 | 2001 | 92.343019411572 | 2000 | 93.569407982921 | 1999 | 92.531348117372 | 1998 | 91.272517119534 | 1997 | 93.279673611723 | 1996 | 101.61222079277 | 1995 | 104.58397306405 | 1994 | 98.236689958334 | 1993 | 100.60422157749 | 1992 | 112.22910640744 | 1991 | 121.1459275557 | 1990 | 125.87689722952 | 1989 | 162.86733338711 | 1988 | 140.23682096845 | 1987 | 140.55757275475 | 1986 | 145.72043388188 | 1985 | 143.73352823344 | 1984 | 137.75168632027 | 1983 | 135.18277341888 | 1982 | 128.03330949733 | 1981 | 133.58689592674 | 1980 | 148.94031102841 | 1979 | 141.60653150475 | 1978 | 148.02973738733 | 1977 | 158.30831732111 | 1976 | 161.19202794029 | 1975 | 166.14095129359 | 1974 | 168.02968049192 | 1973 | 166.10302981993 | 1972 | 157.66161408357 | 1971 | 161.10692478793 |
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