Year Number of Firms 1992-01-01 10935 1997-01-01 20480 2002-01-01 27481 2003-01-01 25694 2004-01-01 28300 2005-01-01 28383 2006-01-01 29995 2007-01-01 32669 2008-01-01 36455 2009-01-01 35933 2010-01-01 38276 2011-01-01 40300 2012-01-01 40895 2013-01-01 41696 2014-01-01 42006 2015-01-01 40473 2016-01-01 39482