Year	Number of Firms
1992-01-01	4
1997-01-01	30
2002-01-01	64
2003-01-01	60
2004-01-01	56
2005-01-01	70
2006-01-01	65
2007-01-01	69
2008-01-01	76
2009-01-01	81
2010-01-01	145
2011-01-01	103
2012-01-01	112
2013-01-01	107
2014-01-01	104
2015-01-01	111
2016-01-01	107