Year	Number of Firms
1992-01-01	10
1997-01-01	12
2002-01-01	25
2003-01-01	20
2004-01-01	19
2005-01-01	14
2006-01-01	23
2007-01-01	14
2008-01-01	27
2009-01-01	25
2010-01-01	26
2011-01-01	29
2012-01-01	28
2013-01-01	36
2014-01-01	26
2015-01-01	32
2016-01-01	60