Year Number of Firms 1992-01-01 133 1997-01-01 190 2002-01-01 230 2003-01-01 261 2004-01-01 304 2005-01-01 568 2006-01-01 709 2007-01-01 712 2008-01-01 874 2009-01-01 934 2010-01-01 982 2011-01-01 948 2012-01-01 973 2013-01-01 1054 2014-01-01 1173 2015-01-01 1211 2016-01-01 1308