Year Number of Firms 1992-01-01 17 1997-01-01 33 2002-01-01 50 2003-01-01 44 2004-01-01 55 2005-01-01 70 2006-01-01 74 2007-01-01 86 2008-01-01 108 2009-01-01 111 2010-01-01 100 2011-01-01 120 2012-01-01 122 2013-01-01 136 2014-01-01 126 2015-01-01 143 2016-01-01 113