Year Number of Firms 1992-01-01 3 1997-01-01 14 2002-01-01 23 2003-01-01 34 2004-01-01 36 2005-01-01 38 2006-01-01 49 2007-01-01 55 2008-01-01 56 2009-01-01 43 2010-01-01 56 2011-01-01 71 2012-01-01 79 2013-01-01 74 2014-01-01 74 2015-01-01 63 2016-01-01 65