Year Number of Firms 1992-01-01 610 1997-01-01 1020 2002-01-01 903 2003-01-01 936 2004-01-01 955 2005-01-01 964 2006-01-01 958 2007-01-01 1041 2008-01-01 1189 2009-01-01 1097 2010-01-01 1198 2011-01-01 1356 2012-01-01 1428 2013-01-01 1412 2014-01-01 1352 2015-01-01 1302 2016-01-01 1348