Year Number of Firms 1992-01-01 211 1997-01-01 396 2002-01-01 781 2003-01-01 864 2004-01-01 903 2005-01-01 1069 2006-01-01 1093 2007-01-01 1225 2008-01-01 1282 2009-01-01 1339 2010-01-01 1375 2011-01-01 1455 2012-01-01 1522 2013-01-01 1534 2014-01-01 1551 2015-01-01 1575 2016-01-01 1549