Year Number of Firms 1992-01-01 873 1997-01-01 1209 2002-01-01 1194 2003-01-01 1139 2004-01-01 1208 2005-01-01 1227 2006-01-01 1280 2007-01-01 1350 2008-01-01 1399 2009-01-01 1314 2010-01-01 1367 2011-01-01 1455 2012-01-01 1500 2013-01-01 1426 2014-01-01 1398 2015-01-01 1338 2016-01-01 1321