Year	Number of Firms
1992-01-01	35
1997-01-01	52
2002-01-01	50
2003-01-01	48
2004-01-01	47
2005-01-01	65
2006-01-01	63
2007-01-01	57
2008-01-01	65
2009-01-01	68
2010-01-01	83
2011-01-01	84
2012-01-01	85
2013-01-01	82
2014-01-01	73
2015-01-01	87
2016-01-01	85