Year Number of Firms 1992-01-01 21 1997-01-01 36 2002-01-01 34 2003-01-01 37 2004-01-01 37 2005-01-01 47 2006-01-01 43 2007-01-01 43 2008-01-01 56 2009-01-01 60 2010-01-01 70 2011-01-01 76 2012-01-01 93 2013-01-01 83 2014-01-01 76 2015-01-01 90 2016-01-01 85