Year	2004-2006 = 100
1961	25.4
1962	24.11
1963	24.05
1964	24.12
1965	24.45
1966	25.07
1967	26.01
1968	26.38
1969	27.87
1970	29.76
1971	30.12
1972	31.23
1973	32.4
1974	33.38
1975	34.41
1976	35.06
1977	37.66
1978	41.41
1979	41.95
1980	39.09
1981	39.05
1982	40
1983	40.78
1984	41.87
1985	43.03
1986	37.26
1987	36.61
1988	38.93
1989	44.04
1990	50.26
1991	56.01
1992	57.2
1993	59.64
1994	57.77
1995	59.12
1996	60.11
1997	60.99
1998	63.32
1999	65.3
2000	67.01
2001	69.58
2002	79.34
2003	90.9
2004	95.69
2005	100.76
2006	103.55
2007	109.6
2008	111.06
2009	115.78
2010	117.78
2011	121.91
2012	123.89
2013	127.76
2014	126.61
2015	129.96
2016	131.64