Year	Number of Firms
1992-01-01	2
1997-01-01	11
2002-01-01	8
2003-01-01	10
2004-01-01	5
2005-01-01	18
2006-01-01	24
2007-01-01	29
2008-01-01	42
2009-01-01	40
2010-01-01	63
2011-01-01	56
2012-01-01	47
2013-01-01	49
2014-01-01	39
2015-01-01	42
2016-01-01	27