Quarter	Percent
1995-01-01	200
1995-04-01	180
1995-07-01	180
1995-10-01	160
1996-01-01	120
1996-04-01	120
1996-07-01	80.00
1996-10-01	48.00
1997-01-01	42.00
1997-04-01	24.00
1997-07-01	24.00
1997-10-01	28.00
1998-01-01	30.00
1998-04-01	80.00
1998-07-01	60.00
1998-10-01	60.00
1999-01-01	60.00
1999-04-01	55.00
1999-07-01	55.00
1999-10-01	55.00
2000-01-01	33.00
2000-04-01	33.00
2000-07-01	28.00
2000-10-01	25.00
2001-01-01	25.00
2001-04-01	25.00
2001-07-01	25.00
2001-10-01	25.00
2002-01-01	25.00
2002-04-01	23.00
2002-07-01	21.00
2002-10-01	21.00
2003-01-01	18.00
2003-04-01	16.00
2003-07-01	16.00
2003-10-01	16.00
2004-01-01	14.00
2004-04-01	13.00
2004-07-01	13.00
2004-10-01	13.00
2005-01-01	13.00
2005-04-01	13.00
2005-07-01	13.00
2005-10-01	12.00
2006-01-01	12.00
2006-04-01	11.50
2006-07-01	11.50
2006-10-01	11.00
2007-01-01	10.50
2007-04-01	10.00
2007-07-01	10.00
2007-10-01	10.00
2008-01-01	10.25
2008-04-01	10.75
2008-07-01	11.00
2008-10-01	13.00
2009-01-01	13.00
2009-04-01	11.50
2009-07-01	10.00
2009-10-01	8.75
2010-01-01	8.25
2010-04-01	7.75
2010-07-01	7.75
2010-10-01	7.75
2011-01-01	5.25
2011-04-01	5.50
2011-07-01	5.25
2011-10-01	5.25
2012-01-01	5.25
2012-04-01	5.25
2012-07-01	5.50
2012-10-01	5.50
2013-01-01	5.50
2013-04-01	5.50
2013-07-01	5.50
2013-10-01	5.50
2014-01-01	7.00
2014-04-01	7.50
2014-07-01	8.00
2014-10-01	17.00
2015-01-01	14.00
2015-04-01	11.50
2015-07-01	11.00
2015-10-01	11.00
2016-01-01	11.00
2016-04-01	10.50
2016-07-01	10.00
2016-10-01	10.00
2017-01-01	9.75
2017-04-01	9.00