Year Number of Firms 1992-01-01 28 1997-01-01 47 2002-01-01 62 2003-01-01 52 2004-01-01 67 2005-01-01 71 2006-01-01 74 2007-01-01 87 2008-01-01 75 2009-01-01 81 2010-01-01 95 2011-01-01 91 2012-01-01 93 2013-01-01 87 2014-01-01 99 2015-01-01 87 2016-01-01 106