Year	Number of Firms
1992-01-01	1
2002-01-01	5
2003-01-01	5
2004-01-01	6
2005-01-01	11
2006-01-01	11
2007-01-01	11
2008-01-01	12
2009-01-01	17
2010-01-01	10
2011-01-01	18
2012-01-01	19
2013-01-01	16
2014-01-01	17
2015-01-01	27
2016-01-01	27