Year Number of Firms 1992-01-01 57 1997-01-01 99 2002-01-01 95 2003-01-01 118 2004-01-01 99 2005-01-01 129 2006-01-01 117 2007-01-01 136 2008-01-01 129 2009-01-01 140 2010-01-01 138 2011-01-01 162 2012-01-01 150 2013-01-01 153 2014-01-01 159 2015-01-01 160 2016-01-01 182