Year	Percent Change From Preceding Period
2004-01-01	3.22103185790807
2005-01-01	11.65585524069620
2006-01-01	13.55797455968750
2007-01-01	17.24473912095390
2008-01-01	44.37121993405630
2009-01-01	8.47930175331148
2010-01-01	8.13398274047019
2011-01-01	33.23248591400000
2012-01-01	24.13221097454410
2013-01-01	8.07131943460952
2014-01-01	7.40425987010922
2015-01-01	10.11471741120110
2016-01-01	7.26622625698609
2017-01-01	9.92047622211101
2018-01-01	12.73106394796740
2019-01-01	9.46027621649292