Year Number of Firms 1992-01-01 22 1997-01-01 30 2002-01-01 75 2003-01-01 76 2004-01-01 75 2005-01-01 86 2006-01-01 93 2007-01-01 101 2008-01-01 102 2009-01-01 94 2010-01-01 114 2011-01-01 119 2012-01-01 132 2013-01-01 143 2014-01-01 135 2015-01-01 155 2016-01-01 154