Year Number of Firms 1992-01-01 118 1997-01-01 157 2002-01-01 199 2003-01-01 229 2004-01-01 238 2005-01-01 236 2006-01-01 275 2007-01-01 278 2008-01-01 295 2009-01-01 267 2010-01-01 299 2011-01-01 314 2012-01-01 343 2013-01-01 378 2014-01-01 357 2015-01-01 366 2016-01-01 350