Year	2004-2006 = 100
1961	39.06
1962	40.7
1963	41.71
1964	46.19
1965	49.63
1966	51.68
1967	53.46
1968	60.18
1969	66.74
1970	67.85
1971	71.78
1972	75.3
1973	79.31
1974	73.31
1975	78.37
1976	82.72
1977	82.32
1978	75.3
1979	65.35
1980	66.02
1981	64.95
1982	52.77
1983	39.55
1984	37.97
1985	35.47
1986	37.75
1987	42.67
1988	46.55
1989	42.27
1990	40.81
1991	42
1992	53.01
1993	56.01
1994	60.91
1995	60.17
1996	75.47
1997	76.09
1998	73.26
1999	73.96
2000	69.53
2001	71.26
2002	79.54
2003	101.79
2004	104.54
2005	100.51
2006	94.95
2007	108.88
2008	102.51
2009	114.85
2010	108.43
2011	122.83
2012	135.16
2013	137.2
2014	142.03
2015	143.99
2016	144.43