Year	Number of Firms
1992-01-01	32
1997-01-01	44
2002-01-01	41
2003-01-01	58
2004-01-01	63
2005-01-01	53
2006-01-01	61
2007-01-01	74
2008-01-01	77
2009-01-01	78
2010-01-01	76
2011-01-01	86
2012-01-01	87
2013-01-01	88
2014-01-01	82
2015-01-01	88
2016-01-01	94