Year	2004-2006 = 100
1961	21.01
1962	22.99
1963	22.7
1964	22.7
1965	23.85
1966	26.21
1967	26.99
1968	28.13
1969	29.43
1970	29.42
1971	29.56
1972	33.54
1973	34.08
1974	35.58
1975	38.63
1976	42.68
1977	46
1978	48.36
1979	47.94
1980	51.04
1981	53.99
1982	55.4
1983	58.73
1984	56.6
1985	57.2
1986	62.18
1987	61.25
1988	59.13
1989	54.94
1990	59.84
1991	63.02
1992	65.06
1993	69.5
1994	70.94
1995	76.44
1996	69.99
1997	73.5
1998	77.85
1999	82.8
2000	86.83
2001	89.35
2002	91.1
2003	93.79
2004	97.48
2005	99.15
2006	103.37
2007	103.79
2008	104.44
2009	106.85
2010	109.4
2011	114.32
2012	113.47
2013	113.17
2014	113.84
2015	114.84
2016	115.55