Year	2004-2006 = 100
1961	0.85
1962	0.91
1963	0.97
1964	1.03
1965	1.04
1966	1.4
1967	1.52
1968	1.68
1969	1.95
1970	2.26
1971	2.56
1972	2.25
1973	2.67
1974	4.34
1975	4.56
1976	5.29
1977	6.31
1978	8.77
1979	10.68
1980	12.32
1981	14.06
1982	18.29
1983	20.76
1984	18.57
1985	18.98
1986	18.91
1987	18.08
1988	23.92
1989	28.79
1990	29.8
1991	38.61
1992	51.13
1993	54.4
1994	57.81
1995	70.39
1996	75.84
1997	97.25
1998	98.7
1999	163.42
2000	200.84
2001	113.26
2002	105.51
2003	94.67
2004	105.75
2005	103.6
2006	90.65
2007	89.09
2008	95.87
2009	90.29
2010	95.56
2011	36.84
2012	34.51
2013	35.5
2014	54.27
2015	74.7
2016	82.98