Year Number of Firms 1992-01-01 17 1997-01-01 26 2002-01-01 23 2003-01-01 29 2004-01-01 25 2005-01-01 26 2006-01-01 26 2007-01-01 42 2008-01-01 42 2009-01-01 44 2010-01-01 49 2011-01-01 51 2012-01-01 57 2013-01-01 58 2014-01-01 57 2015-01-01 76 2016-01-01 65