Year	Number
2008-01-01	11.6497
2009-01-01	59.1926
2010-01-01	115.2834
2011-01-01	321.8546
2012-01-01	363.5392
2013-01-01	553.7958
2014-01-01	834.2616
2015-01-01	917.6180