Year	Number of Firms
1992-01-01	58
1997-01-01	66
2002-01-01	68
2003-01-01	59
2004-01-01	89
2005-01-01	67
2006-01-01	78
2007-01-01	69
2008-01-01	75
2009-01-01	67
2010-01-01	65
2011-01-01	49
2012-01-01	46
2013-01-01	48
2014-01-01	50
2015-01-01	38
2016-01-01	41