Year	Number
2004-01-01	80.9431
2005-01-01	72.1712
2006-01-01	70.8131
2007-01-01	73.1228
2008-01-01	109.2120
2009-01-01	65.6999
2010-01-01	79.5809
2011-01-01	69.9003
2012-01-01	60.0983
2013-01-01	63.5277
2014-01-01	64.8694
2015-01-01	63.6036
2016-01-01	55.5734
