Year	Number
2006-01-01	931444
2007-01-01	975557
2008-01-01	1005055
2009-01-01	960134
2010-01-01	975067
2011-01-01	1004630
2012-01-01	1051527
2013-01-01	1101854
2014-01-01	1143662
2015-01-01	1214534
2016-01-01	1298710
2017-01-01	1376703