Year Number of Firms 1992-01-01 57 1997-01-01 92 2002-01-01 105 2003-01-01 115 2004-01-01 126 2005-01-01 142 2006-01-01 136 2007-01-01 133 2008-01-01 175 2009-01-01 154 2010-01-01 192 2011-01-01 209 2012-01-01 203 2013-01-01 201 2014-01-01 210 2015-01-01 208 2016-01-01 217