Year Number of Firms 1992-01-01 10 1997-01-01 17 2002-01-01 29 2003-01-01 32 2004-01-01 34 2005-01-01 30 2006-01-01 33 2007-01-01 49 2008-01-01 53 2009-01-01 52 2010-01-01 53 2011-01-01 62 2012-01-01 72 2013-01-01 63 2014-01-01 70 2015-01-01 82 2016-01-01 69