Year Number of Firms 1992-01-01 38 1997-01-01 53 2002-01-01 64 2003-01-01 72 2004-01-01 74 2005-01-01 64 2006-01-01 61 2007-01-01 83 2008-01-01 96 2009-01-01 70 2010-01-01 57 2011-01-01 50 2012-01-01 47 2013-01-01 32 2014-01-01 40 2015-01-01 45 2016-01-01 34