Year	Number of Firms
1992-01-01	69
1997-01-01	85
2002-01-01	73
2003-01-01	94
2004-01-01	96
2005-01-01	93
2006-01-01	100
2007-01-01	94
2008-01-01	111
2009-01-01	98
2010-01-01	89
2011-01-01	50
2012-01-01	65
2013-01-01	60
2014-01-01	56
2015-01-01	67
2016-01-01	67