Year	Number of Firms
1992-01-01	5
1997-01-01	13
2002-01-01	11
2003-01-01	12
2004-01-01	15
2005-01-01	19
2006-01-01	16
2007-01-01	23
2008-01-01	26
2009-01-01	30
2010-01-01	25
2011-01-01	27
2012-01-01	30
2013-01-01	27
2014-01-01	30
2015-01-01	39
2016-01-01	30