Year Number of Firms 1992-01-01 632 1997-01-01 796 2002-01-01 820 2003-01-01 883 2004-01-01 1020 2005-01-01 970 2006-01-01 1043 2007-01-01 1216 2008-01-01 1297 2009-01-01 1133 2010-01-01 1011 2011-01-01 861 2012-01-01 709 2013-01-01 692 2014-01-01 701 2015-01-01 615 2016-01-01 656