Year Number of Firms 2003-01-01 10 2004-01-01 61 2005-01-01 74 2006-01-01 77 2007-01-01 88 2008-01-01 101 2009-01-01 151 2010-01-01 149 2011-01-01 118 2012-01-01 117 2013-01-01 138 2014-01-01 156 2015-01-01 173 2016-01-01 165