Year	Percent Change From Preceding Period
2004-01-01	4.29946015402787
2005-01-01	1.45255851494875
2006-01-01	4.51369313477577
2007-01-01	5.72710548750393
2008-01-01	5.38716823548384
2009-01-01	3.31497052285687
2010-01-01	4.37714374805114
2011-01-01	4.07744874715262
2012-01-01	3.49611960862405
2013-01-01	3.36033946604819
2014-01-01	3.74480958993245
2015-01-01	3.55305824881753
2016-01-01	3.83795242599929
2017-01-01	3.80884802491927
2018-01-01	3.93070947100405
2019-01-01	4.01122318174941