Year Number of Firms 1992-01-01 118 1997-01-01 124 2002-01-01 166 2003-01-01 182 2004-01-01 182 2005-01-01 175 2006-01-01 194 2007-01-01 193 2008-01-01 207 2009-01-01 167 2010-01-01 183 2011-01-01 185 2012-01-01 169 2013-01-01 161 2014-01-01 165 2015-01-01 162 2016-01-01 160