Year	Percent Change From Preceding Period
2004-01-01	25.11058755649570
2005-01-01	12.50579899914060
2006-01-01	15.05999999999990
2007-01-01	9.30818703285242
2008-01-01	19.92526039596100
2009-01-01	33.03719419213670
2010-01-01	11.22794777235140
2011-01-01	3.89802410502249
2012-01-01	6.01542397976054
2013-01-01	6.45340619036154
2014-01-01	10.04000000000010
2015-01-01	8.99999999999998
2016-01-01	8.99999999999998
2017-01-01	9.00000000000013
2018-01-01	8.99999999999997
2019-01-01	9.00000000000047