Year	Number of Firms
1992-01-01	2
1997-01-01	3
2002-01-01	9
2003-01-01	14
2004-01-01	10
2005-01-01	13
2006-01-01	13
2007-01-01	17
2008-01-01	22
2009-01-01	20
2010-01-01	22
2011-01-01	36
2012-01-01	31
2013-01-01	44
2014-01-01	26
2015-01-01	29
2016-01-01	41