Year	Number
2005-01-01	1702.6363
2006-01-01	1730.5174
2007-01-01	1803.6623
2008-01-01	1703.4060
2009-01-01	1721.3840
2010-01-01	2977.5251
2011-01-01	3065.8777
2012-01-01	3189.7021
2013-01-01	3462.8448
2014-01-01	3353.5547
2015-01-01	3442.5230
2016-01-01	3719.1386
2017-01-01	4149.8330
