Year Number of Firms 1992-01-01 67 1997-01-01 115 2002-01-01 86 2003-01-01 105 2004-01-01 108 2005-01-01 129 2006-01-01 126 2007-01-01 138 2008-01-01 150 2009-01-01 141 2010-01-01 151 2011-01-01 165 2012-01-01 152 2013-01-01 145 2014-01-01 154 2015-01-01 162 2016-01-01 133