Year Number 2008-01-01 2025 2009-01-01 2072 2010-01-01 2106 2011-01-01 2360 2012-01-01 2095 2013-01-01 2497 2014-01-01 2657 2015-01-01 2635 2016-01-01 2719 2017-01-01 2463