Year Number of Firms 1992-01-01 44 1997-01-01 91 2002-01-01 94 2003-01-01 92 2004-01-01 93 2005-01-01 104 2006-01-01 134 2007-01-01 173 2008-01-01 163 2009-01-01 107 2010-01-01 100 2011-01-01 121 2012-01-01 108 2013-01-01 101 2014-01-01 85 2015-01-01 99 2016-01-01 81