Year Number of Firms 1992-01-01 17 1997-01-01 7 2002-01-01 12 2003-01-01 30 2004-01-01 35 2005-01-01 24 2006-01-01 25 2007-01-01 35 2008-01-01 54 2009-01-01 50 2010-01-01 62 2011-01-01 69 2012-01-01 97 2013-01-01 122 2014-01-01 120 2015-01-01 87 2016-01-01 72