Year	Percent Change From Preceding Period
2004-01-01	13.95580180332040
2005-01-01	18.36382464689340
2006-01-01	10.76563715548690
2007-01-01	10.28796631876670
2008-01-01	9.29650839381097
2009-01-01	8.95421802392917
2010-01-01	9.24732173644121
2011-01-01	9.48254048583009
2012-01-01	5.71384434191061
2013-01-01	5.82642944451989
2014-01-01	6.08040811088285
2015-01-01	7.40412641247608
2016-01-01	6.66016985795117
2017-01-01	8.28073436730436
2018-01-01	7.78370516471065
2019-01-01	7.17276358633310