Year Number of Firms 1992-01-01 25 1997-01-01 83 2002-01-01 90 2003-01-01 94 2004-01-01 102 2005-01-01 108 2006-01-01 168 2007-01-01 225 2008-01-01 207 2009-01-01 196 2010-01-01 236 2011-01-01 219 2012-01-01 227 2013-01-01 223 2014-01-01 250 2015-01-01 264 2016-01-01 236