Year	2004-2006 = 100
1961	12.68
1962	13.11
1963	12.81
1964	12.99
1965	13.23
1966	13.61
1967	14.08
1968	16.46
1969	16.81
1970	17.2
1971	17.73
1972	18.09
1973	18.28
1974	18.61
1975	18.78
1976	19.36
1977	19.44
1978	19.76
1979	19.96
1980	20.06
1981	21.27
1982	23.26
1983	25.01
1984	26.26
1985	27.05
1986	27.46
1987	27.71
1988	28.93
1989	28.7
1990	50.01
1991	53.39
1992	55.26
1993	57.48
1994	58.79
1995	61.24
1996	68.08
1997	77.61
1998	77.71
1999	77.95
2000	80.7
2001	77.5
2002	82.43
2003	94.27
2004	93.87
2005	99.25
2006	106.88
2007	116.94
2008	122.26
2009	121.55
2010	123.43
2011	125.19
2012	129.56
2013	128.63
2014	129.76
2015	122.94
2016	123.35