Year Number of Firms 1992-01-01 44 1997-01-01 45 2002-01-01 43 2003-01-01 53 2004-01-01 61 2005-01-01 47 2006-01-01 65 2007-01-01 89 2008-01-01 86 2009-01-01 79 2010-01-01 95 2011-01-01 109 2012-01-01 112 2013-01-01 108 2014-01-01 95 2015-01-01 98 2016-01-01 113