Year	2004-2006 = 100
1961	290.61
1962	274.6
1963	248.64
1964	265.09
1965	242.11
1966	246.71
1967	231.89
1968	227.19
1969	177.01
1970	230.4
1971	196.14
1972	178.87
1973	157.98
1974	162.02
1975	163.39
1976	231.94
1977	249.24
1978	255.01
1979	268.42
1980	248.24
1981	239.41
1982	247.01
1983	200.78
1984	215.35
1985	194.03
1986	190.11
1987	189.5
1988	197.68
1989	183.24
1990	127.44
1991	150.07
1992	201.28
1993	163.16
1994	140.78
1995	140.61
1996	153.94
1997	220.09
1998	180.06
1999	147.47
2000	143.35
2001	143.93
2002	145.29
2003	145.98
2004	188.85
2005	87
2006	24.15
2007	25.52
2008	26.74
2009	25.99
2010	25.12
2011	31.26
2012	31.27
2013	31.49
2014	30.35
2015	29.53
2016	30.49