Year Number 2005-01-01 157 2006-01-01 297 2007-01-01 529 2008-01-01 761 2009-01-01 832 2010-01-01 869 2011-01-01 876 2012-01-01 852 2013-01-01 930 2014-01-01 959 2015-01-01 1049 2016-01-01 1039