Year	Number
2005-01-01	2579.7285
2006-01-01	2859.9904
2007-01-01	3166.1345
2008-01-01	2641.9023
2009-01-01	2682.6041
2010-01-01	2925.0654
2011-01-01	2925.6840
2012-01-01	2373.6155
2013-01-01	2438.6027
2014-01-01	2474.3170
2015-01-01	2327.3065
2016-01-01	2293.1195