Year	Number
2004-01-01	369
2005-01-01	374
2006-01-01	383
2007-01-01	377
2008-01-01	380
2009-01-01	342
2010-01-01	340
2011-01-01	342
2012-01-01	322
2013-01-01	272
2014-01-01	248
2015-01-01	253