Year	Number of Firms
1992-01-01	2
1997-01-01	13
2002-01-01	40
2003-01-01	44
2004-01-01	55
2005-01-01	54
2006-01-01	57
2007-01-01	67
2008-01-01	67
2009-01-01	64
2010-01-01	60
2011-01-01	67
2012-01-01	63
2013-01-01	83
2014-01-01	75
2015-01-01	78
2016-01-01	68