Year	Number of Firms
1992-01-01	1
1997-01-01	7
2002-01-01	7
2003-01-01	12
2004-01-01	14
2005-01-01	24
2006-01-01	21
2007-01-01	27
2008-01-01	32
2009-01-01	23
2010-01-01	34
2011-01-01	31
2012-01-01	40
2013-01-01	38
2014-01-01	45
2015-01-01	33
2016-01-01	28