Year Number of Firms 1992-01-01 78 1997-01-01 113 2002-01-01 120 2003-01-01 145 2004-01-01 187 2005-01-01 191 2006-01-01 227 2007-01-01 234 2008-01-01 265 2009-01-01 242 2010-01-01 302 2011-01-01 332 2012-01-01 369 2013-01-01 355 2014-01-01 384 2015-01-01 376 2016-01-01 346