Year Number of Firms 1992-01-01 52 1997-01-01 55 2002-01-01 76 2003-01-01 83 2004-01-01 89 2005-01-01 80 2006-01-01 97 2007-01-01 92 2008-01-01 99 2009-01-01 88 2010-01-01 74 2011-01-01 83 2012-01-01 85 2013-01-01 91 2014-01-01 85 2015-01-01 86 2016-01-01 88