Year	Number
2005-01-01	197069
2006-01-01	210398
2007-01-01	237585
2008-01-01	261637
2009-01-01	277970
2010-01-01	272315
2011-01-01	153494
2012-01-01	269602
2013-01-01	218296
2014-01-01	316370
2015-01-01	307746
2016-01-01	318755