Year Number of Firms 1992-01-01 5 1997-01-01 9 2002-01-01 11 2003-01-01 14 2004-01-01 30 2005-01-01 27 2006-01-01 46 2007-01-01 42 2008-01-01 82 2009-01-01 66 2010-01-01 78 2011-01-01 94 2012-01-01 85 2013-01-01 73 2014-01-01 93 2015-01-01 67 2016-01-01 69