Year	Number
2004-01-01	86
2005-01-01	83
2006-01-01	84
2007-01-01	85
2008-01-01	88
2009-01-01	94
2010-01-01	95
2011-01-01	102
2012-01-01	44
2013-01-01	45
2014-01-01	45