Year	Number of Firms
1992-01-01	14
1997-01-01	27
2002-01-01	18
2003-01-01	25
2004-01-01	24
2005-01-01	18
2006-01-01	19
2007-01-01	23
2008-01-01	32
2009-01-01	23
2010-01-01	24
2011-01-01	14
2012-01-01	12
2013-01-01	15
2014-01-01	16
2015-01-01	13
2016-01-01	11