Year Number of Firms 1992-01-01 49 1997-01-01 89 2002-01-01 80 2003-01-01 98 2004-01-01 121 2005-01-01 117 2006-01-01 133 2007-01-01 148 2008-01-01 164 2009-01-01 167 2010-01-01 206 2011-01-01 211 2012-01-01 211 2013-01-01 192 2014-01-01 198 2015-01-01 187 2016-01-01 179