Year Number of Firms 1992-01-01 106 1997-01-01 189 2002-01-01 152 2003-01-01 149 2004-01-01 159 2005-01-01 174 2006-01-01 183 2007-01-01 209 2008-01-01 218 2009-01-01 239 2010-01-01 245 2011-01-01 263 2012-01-01 270 2013-01-01 269 2014-01-01 273 2015-01-01 285 2016-01-01 258