Year	Number of Firms
1992-01-01	65
1997-01-01	84
2002-01-01	79
2003-01-01	49
2004-01-01	67
2005-01-01	69
2006-01-01	80
2007-01-01	69
2008-01-01	73
2009-01-01	73
2010-01-01	54
2011-01-01	58
2012-01-01	69
2013-01-01	48
2014-01-01	43
2015-01-01	25
2016-01-01	24