Year	2004-2006 = 100
1961	28.01
1962	29.54
1963	32.33
1964	34.71
1965	35.68
1966	36.98
1967	40.3
1968	43.15
1969	45.06
1970	46.57
1971	47.97
1972	49.57
1973	49.91
1974	52.16
1975	57.58
1976	60.25
1977	63.09
1978	67.78
1979	72.65
1980	48.99
1981	47.79
1982	50.34
1983	49.65
1984	51.51
1985	47.67
1986	46
1987	42.45
1988	42.09
1989	46.61
1990	49.5
1991	50.49
1992	52.43
1993	55.4
1994	56.43
1995	58.48
1996	60.96
1997	61
1998	65.31
1999	71.39
2000	82.23
2001	82.38
2002	85.71
2003	95.61
2004	94.61
2005	102.04
2006	103.35
2007	106.22
2008	107.82
2009	117.62
2010	119.93
2011	126.07
2012	128.74
2013	131.38
2014	127.63
2015	122.93
2016	128.52