Year	Percent Change From Preceding Period
2004-01-01	4.828975491613160
2005-01-01	5.763120165206520
2006-01-01	6.174755890034490
2007-01-01	4.438506759885430
2008-01-01	3.924008565233200
2009-01-01	3.414949216292060
2010-01-01	3.732643027218350
2011-01-01	4.139889549296630
2012-01-01	4.215502157799560
2013-01-01	4.168998262529970
2014-01-01	4.486876415028990
2015-01-01	3.692302160145980
2016-01-01	0.971737813158903
2017-01-01	0.974650361072871
2018-01-01	0.767174534628342
2019-01-01	1.270255007441840