Year Number of Firms 1992-01-01 465 1997-01-01 674 2002-01-01 613 2003-01-01 649 2004-01-01 718 2005-01-01 732 2006-01-01 822 2007-01-01 882 2008-01-01 926 2009-01-01 922 2010-01-01 980 2011-01-01 1044 2012-01-01 1016 2013-01-01 1019 2014-01-01 986 2015-01-01 932 2016-01-01 913