Year	2004-2006 = 100
1961	19.53
1962	19.36
1963	19.24
1964	19.84
1965	20.03
1966	21.01
1967	22.16
1968	24.44
1969	25.62
1970	26.21
1971	28.44
1972	30.53
1973	32.21
1974	32.54
1975	32.34
1976	34.92
1977	36.21
1978	36.91
1979	41.07
1980	42.27
1981	41.9
1982	42.5
1983	45.34
1984	46.03
1985	47.76
1986	47.11
1987	48.3
1988	52.46
1989	55.77
1990	59.39
1991	63.88
1992	66.05
1993	69.51
1994	70.25
1995	70.89
1996	73.17
1997	71.57
1998	75.03
1999	74.32
2000	80.61
2001	81.85
2002	81.45
2003	73.83
2004	84.26
2005	102.6
2006	113.14
2007	121.3
2008	117.31
2009	120.29
2010	124.86
2011	114.54
2012	107
2013	112.35
2014	113.06
2015	114.29
2016	110.31