Year	Number
2005-01-01	183.5829
2006-01-01	210.3614
2007-01-01	224.3046
2008-01-01	284.3035
2009-01-01	295.8561
2010-01-01	386.2834
2011-01-01	436.7750
2012-01-01	478.1974
2013-01-01	494.2930
2014-01-01	501.1584
2015-01-01	680.7734
2016-01-01	640.8694