Year Number of Firms 1992-01-01 70 1997-01-01 103 2002-01-01 89 2003-01-01 61 2004-01-01 97 2005-01-01 100 2006-01-01 95 2007-01-01 89 2008-01-01 101 2009-01-01 69 2010-01-01 71 2011-01-01 75 2012-01-01 80 2013-01-01 82 2014-01-01 77 2015-01-01 64 2016-01-01 40