Year	2004-2006 = 100
1961	23.87
1962	24.39
1963	24.39
1964	25.57
1965	26.1
1966	25.79
1967	26.97
1968	29.09
1969	29.83
1970	31.17
1971	31.88
1972	33.2
1973	34.48
1974	35.17
1975	35.58
1976	38.3
1977	41.64
1978	42.21
1979	45.19
1980	42.88
1981	42.95
1982	48.5
1983	49.88
1984	44.93
1985	51.24
1986	56.92
1987	57.04
1988	61.76
1989	65.38
1990	63.96
1991	67.31
1992	70.12
1993	67.26
1994	68.71
1995	68.78
1996	64.19
1997	67.48
1998	71.39
1999	77.92
2000	72.01
2001	80.48
2002	84.49
2003	86.46
2004	88.87
2005	103.32
2006	107.81
2007	108.46
2008	111.68
2009	117.82
2010	123.63
2011	117.21
2012	122.7
2013	126.12
2014	125.11
2015	128.23
2016	125.56