Year Number of Firms 1992-01-01 23 1997-01-01 37 2002-01-01 45 2003-01-01 55 2004-01-01 53 2005-01-01 62 2006-01-01 60 2007-01-01 64 2008-01-01 60 2009-01-01 59 2010-01-01 89 2011-01-01 91 2012-01-01 95 2013-01-01 94 2014-01-01 103 2015-01-01 102 2016-01-01 106