Year	Percent Change From Preceding Period
2004-01-01	5.257003621698640
2005-01-01	4.755845096763990
2006-01-01	5.398508449998120
2007-01-01	6.420003538707550
2008-01-01	7.206558522945260
2009-01-01	-4.726260339487660
2010-01-01	0.263043438025203
2011-01-01	1.454523932648670
2012-01-01	3.027439697389090
2013-01-01	2.255204043260720
2014-01-01	3.315854155152290
2015-01-01	3.116614723486760
2016-01-01	4.179990237300760
2017-01-01	4.170794763281450
2018-01-01	4.982423862812140
2019-01-01	5.411998924955980