Year	Number
2006-01-01	98352
2007-01-01	108407
2008-01-01	132494
2009-01-01	166563
2010-01-01	203536
2011-01-01	231139
2012-01-01	200887
2013-01-01	197522
2014-01-01	232709
2015-01-01	286745
2016-01-01	305519