Annual Percent
1983-01-01 3.500
1984-01-01 3.800
1985-01-01 3.900
1986-01-01 4.625
1987-01-01 5.275
1988-01-01 5.600
1989-01-01 5.850
1990-01-01 5.425
1991-01-01 5.200
1992-01-01 5.500
1993-01-01 6.575
1994-01-01 7.525
1995-01-01 8.100
1996-01-01 8.250
1997-01-01 8.500
1998-01-01 8.700
1999-01-01 8.525
2000-01-01 7.925
2001-01-01 7.275
2002-01-01 6.925
2003-01-01 6.825
2004-01-01 6.475
2005-01-01 6.250
2006-01-01 5.500
2007-01-01 4.925
2008-01-01 5.550
2009-01-01 6.400
2010-01-01 6.925
2011-01-01 6.875
2012-01-01 8.850
2013-01-01 10.225
2014-01-01 10.625
2015-01-01 10.025
2016-01-01 10.000
2017-01-01 9.750