Year	Number
2007-01-01	95000
2008-01-01	308000
2009-01-01	493504
2010-01-01	651987
2011-01-01	861176
2012-01-01	994551
2013-01-01	1135888
2014-01-01	1377357
2015-01-01	1845886
2016-01-01	2439000