Year Number of Firms 1992-01-01 27 1997-01-01 31 2002-01-01 32 2003-01-01 40 2004-01-01 37 2005-01-01 38 2006-01-01 51 2007-01-01 54 2008-01-01 68 2009-01-01 60 2010-01-01 62 2011-01-01 72 2012-01-01 65 2013-01-01 70 2014-01-01 74 2015-01-01 85 2016-01-01 63