Year Number of Firms 1992-01-01 59 1997-01-01 89 2002-01-01 86 2003-01-01 103 2004-01-01 104 2005-01-01 130 2006-01-01 109 2007-01-01 126 2008-01-01 140 2009-01-01 143 2010-01-01 139 2011-01-01 136 2012-01-01 134 2013-01-01 134 2014-01-01 140 2015-01-01 147 2016-01-01 143