Year Number of Firms 1992-01-01 204 1997-01-01 314 2002-01-01 406 2003-01-01 408 2004-01-01 458 2005-01-01 561 2006-01-01 593 2007-01-01 646 2008-01-01 932 2009-01-01 963 2010-01-01 1073 2011-01-01 1221 2012-01-01 1304 2013-01-01 1477 2014-01-01 1668 2015-01-01 1718 2016-01-01 1490