Year Number of Firms 1992-01-01 111 1997-01-01 324 2002-01-01 548 2003-01-01 641 2004-01-01 774 2005-01-01 833 2006-01-01 956 2007-01-01 1038 2008-01-01 1082 2009-01-01 1091 2010-01-01 1147 2011-01-01 1252 2012-01-01 1260 2013-01-01 1335 2014-01-01 1356 2015-01-01 1279 2016-01-01 1294