Year	Index (2000=100)
1980	31.3755
1981	30.85024
1982	29.2516
1983	28.97139
1984	30.8306
1985	31.82656
1986	36.77923
1987	42.8541
1988	48.86305
1989	52.0548
1990	59.50855
1991	60.40395
1992	64.15912
1993	63.13347
1994	71.25175
1995	74.78316
1996	79.94099
1997	88.13993
1998	87.23907
1999	88.98593
2000	100
2001	93.24507
2002	88.64139
2003	92.69143
2004	104.21489
2005	115.23996
2006	131.21158
2007	146.84391
2008	164.65179
2009	135.05802
2010	163.50755
2011	189.59891
2012	197.68096
2013	202.01516
2014	207.25088
2015	192.16493
2016	186.03062
