Year Number of Firms 1992-01-01 11 1997-01-01 25 2002-01-01 29 2003-01-01 16 2004-01-01 20 2005-01-01 39 2006-01-01 43 2007-01-01 45 2008-01-01 49 2009-01-01 59 2010-01-01 46 2011-01-01 59 2012-01-01 64 2013-01-01 53 2014-01-01 71 2015-01-01 78 2016-01-01 71