Year	Number of Firms
1992-01-01	14
1997-01-01	36
2002-01-01	24
2003-01-01	29
2004-01-01	25
2005-01-01	27
2006-01-01	29
2007-01-01	35
2008-01-01	33
2009-01-01	32
2010-01-01	37
2011-01-01	51
2012-01-01	41
2013-01-01	46
2014-01-01	49
2015-01-01	33
2016-01-01	45