Year	Number
2005-01-01	514670
2006-01-01	584124
2007-01-01	653458
2008-01-01	748961
2009-01-01	844635
2010-01-01	969032
2011-01-01	1092547
2012-01-01	1045704
2013-01-01	992777
2014-01-01	1059589
2015-01-01	1080093
2016-01-01	1074739
2017-01-01	1116793