Year	Number
2004-01-01	10643338
2005-01-01	8916770
2006-01-01	9346381
2007-01-01	9427115
2008-01-01	9460818
2009-01-01	9376911
2010-01-01	9357593
2011-01-01	9192760
2012-01-01	9086050
2013-01-01	9239840
2014-01-01	9467672
2015-01-01	10139208
2016-01-01	10545195