Year	Number of Firms
1992-01-01	16
1997-01-01	17
2002-01-01	32
2003-01-01	36
2004-01-01	37
2005-01-01	26
2006-01-01	26
2007-01-01	46
2008-01-01	40
2009-01-01	49
2010-01-01	66
2011-01-01	50
2012-01-01	43
2013-01-01	41
2014-01-01	48
2015-01-01	61
2016-01-01	68