Year	Number of Firms
1992-01-01	10
1997-01-01	20
2002-01-01	37
2003-01-01	38
2004-01-01	33
2005-01-01	36
2006-01-01	38
2007-01-01	37
2008-01-01	49
2009-01-01	46
2010-01-01	42
2011-01-01	47
2012-01-01	50
2013-01-01	53
2014-01-01	68
2015-01-01	80
2016-01-01	88