Year Number of Firms 1992-01-01 35 1997-01-01 73 2002-01-01 74 2003-01-01 88 2004-01-01 131 2005-01-01 166 2006-01-01 124 2007-01-01 135 2008-01-01 118 2009-01-01 86 2010-01-01 90 2011-01-01 97 2012-01-01 123 2013-01-01 114 2014-01-01 111 2015-01-01 118 2016-01-01 119