Year Number of Firms 2003-01-01 14 2004-01-01 37 2005-01-01 44 2006-01-01 45 2007-01-01 68 2008-01-01 63 2009-01-01 79 2010-01-01 62 2011-01-01 69 2012-01-01 65 2013-01-01 68 2014-01-01 89 2015-01-01 66 2016-01-01 61