Year	2004-2006 = 100
1961	16.14
1962	16.25
1963	16.34
1964	16.46
1965	16.47
1966	16.79
1967	16.97
1968	17.14
1969	19.05
1970	19.09
1971	19.55
1972	20.27
1973	21.3
1974	21.54
1975	21.99
1976	23.63
1977	26.09
1978	27.69
1979	31.71
1980	36.1
1981	43.31
1982	53.07
1983	55.25
1984	56.12
1985	53.31
1986	57.45
1987	58.27
1988	59.35
1989	59.61
1990	63.89
1991	67.78
1992	72.34
1993	76.15
1994	78.75
1995	79.68
1996	81.22
1997	83.95
1998	95.51
1999	110.55
2000	108.59
2001	115.08
2002	99
2003	94.15
2004	101.42
2005	98.42
2006	100.16
2007	103.13
2008	109.3
2009	111.02
2010	128.31
2011	118.17
2012	120.46
2013	129.13
2014	130.98
2015	148.57
2016	148.34