Year	Number
2004-01-01	1149449
2005-01-01	1228693
2006-01-01	1243768
2007-01-01	1249133
2008-01-01	1151419
2009-01-01	1217638
2010-01-01	1185501
2011-01-01	1177445
2012-01-01	1172706
2013-01-01	1091173
2014-01-01	974107
2015-01-01	964831
2016-01-01	942451