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Date Percent
1-1-2017 1.0
1-1-2016 1.0
1-1-2015 1.0
1-1-2014 1.0
1-1-2013 1.0
1-1-2012 1.0
1-1-2011 1.0
1-1-2010 2.5
1-1-2009 2.5
1-1-2008 2.5
1-1-2007 2.5
1-1-2006 2.5
1-1-2005 2.5
1-1-2004 2.103
1-1-2003 0.745
1-1-2002 4.5
1-1-2001 9.5342
1-1-2000 11.14
1-1-1999 9.8254
1-1-1998 10.0876
1-1-1997 8.04
1-1-1996 6.3954
1-1-1995 3.985
1-1-1994 6.071
1-1-1993 4.553
1-1-1992 4.295
1-1-1991 5.1
1-1-1990 4.040
1-1-1989 6.918
1-1-1988 8.054
1-1-1987 9.792
1-1-1986 7.884
1-1-1985 6.905
1-1-1984 7.499
1-1-1983 6.853
1-1-1982 7.436
1-1-1981 3.209