Year	Index
1985-01-01	130.3620
1986-01-01	100.6900
1987-01-01	87.6104
1988-01-01	85.9747
1989-01-01	115.7350
1990-01-01	92.0220
1991-01-01	79.5166
1992-01-01	84.1400
1993-01-01	97.7138
1994-01-01	61.0857
1995-01-01	63.4141
1996-01-01	42.8000
1997-01-01	28.8321
1998-01-01	47.6242
1999-01-01	61.4579
2000-01-01	40.7627
2001-01-01	32.4754
2002-01-01	33.6595
2003-01-01	32.0917
2004-01-01	27.9946
2005-01-01	26.6408
2006-01-01	24.8609
2007-01-01	25.1219
2008-01-01	32.7456
2009-01-01	48.4423
2010-01-01	31.6559
2011-01-01	21.4169
2012-01-01	24.4631
2013-01-01	22.0755
2014-01-01	21.3019
2015-01-01	24.8036
2016-01-01	26.6077
2017-01-01	24.0616