Year	2004-2006 = 100
1991	0.09
1992	0.1
1993	0.1
1994	0.1
1995	108.26
1996	108.33
1997	108.44
1998	108.47
1999	108.64
2000	108.68
2001	108.72
2002	108.74
2003	108.76
2004	104.74
2005	99.78
2006	95.47
2007	96.75
2008	95.07
2009	94.68
2010	94.24
2011	93.72
2012	91.75
2013	99.62
2014	116.62
2015	136.22
2016	100.22