Year	Number of Firms
1992-01-01	14
1997-01-01	37
2002-01-01	66
2003-01-01	62
2004-01-01	68
2005-01-01	75
2006-01-01	62
2007-01-01	73
2008-01-01	93
2009-01-01	59
2010-01-01	57
2011-01-01	69
2012-01-01	79
2013-01-01	86
2014-01-01	78
2015-01-01	79
2016-01-01	89