Year	2004-2006 = 100
1991	0.07
1992	0.07
1993	0.07
1994	0.07
1995	105.78
1996	106.06
1997	106.17
1998	106.2
1999	106.28
2000	106.27
2001	106.27
2002	106.45
2003	106.44
2004	103.51
2005	99.87
2006	96.63
2007	98.28
2008	96.88
2009	96.58
2010	96.21
2011	95.84
2012	94.49
2013	100.26
2014	112.47
2015	127.2
2016	100.7