Year	Number of Firms
1992-01-01	3
1997-01-01	34
2002-01-01	39
2003-01-01	38
2004-01-01	63
2005-01-01	68
2006-01-01	83
2007-01-01	96
2008-01-01	112
2009-01-01	81
2010-01-01	77
2011-01-01	87
2012-01-01	91
2013-01-01	103
2014-01-01	85
2015-01-01	66
2016-01-01	100