Year	Index (2000=100)
1980	95.39721
1981	87.99919
1982	71.87736
1983	55.04889
1984	50.85558
1985	50.04949
1986	32.42429
1987	34.21828
1988	33.03664
1989	36.92553
1990	45.86554
1991	46.4477
1992	39.57592
1993	38.89103
1994	43.67447
1995	57.42466
1996	58.48596
1997	59.50164
1998	52.82686
1999	65.60576
2000	100
2001	100.14038
2002	90.78147
2003	121.14202
2004	152.48484
2005	232.60798
2006	331.18156
2007	313.43577
2008	436.36933
2009	213.52295
2010	256.94148
2011	349.6467
2012	303.77585
2013	438.57745
2014	340.80721
2015	252.78428
2016	183.55023