Year Number of Firms 1992-01-01 1008 1997-01-01 1975 2002-01-01 1840 2003-01-01 1795 2004-01-01 1894 2005-01-01 1865 2006-01-01 1875 2007-01-01 2089 2008-01-01 2195 2009-01-01 2298 2010-01-01 2478 2011-01-01 2488 2012-01-01 2523 2013-01-01 2579 2014-01-01 2529 2015-01-01 2545 2016-01-01 2493