Year	Number
2006-01-01	2641361
2007-01-01	3202234
2008-01-01	3297661
2009-01-01	3106101
2010-01-01	2988013
2011-01-01	2983590
2012-01-01	2959155
2013-01-01	2888705
2014-01-01	2883677
2015-01-01	2735834
2016-01-01	2735525