Year	Number of Firms
1992-01-01	4
1997-01-01	9
2002-01-01	14
2003-01-01	10
2004-01-01	12
2005-01-01	20
2006-01-01	20
2007-01-01	28
2008-01-01	26
2009-01-01	42
2010-01-01	38
2011-01-01	44
2012-01-01	53
2013-01-01	51
2014-01-01	44
2015-01-01	63
2016-01-01	62