Year	Number
2004-01-01	99
2005-01-01	113
2006-01-01	122
2007-01-01	125
2008-01-01	123
2009-01-01	124
2010-01-01	129
2011-01-01	153
2012-01-01	161
2013-01-01	176
2014-01-01	185