Year	Number
2007-01-01	37707
2008-01-01	62306
2009-01-01	88145
2010-01-01	724576
2011-01-01	796108
2012-01-01	754675
2013-01-01	807450
2014-01-01	783664
2015-01-01	797500
2016-01-01	1123641
2017-01-01	1153704