Year	Number
2005-01-01	53.4338
2006-01-01	55.3957
2007-01-01	64.4284
2008-01-01	79.6417
2009-01-01	108.5123
2010-01-01	130.2569
2011-01-01	155.0080
2012-01-01	176.9994
2013-01-01	194.3558
2014-01-01	210.2760
2015-01-01	242.4382
2016-01-01	262.3528