Year	Number of Firms
1992-01-01	36
1997-01-01	54
2002-01-01	65
2003-01-01	68
2004-01-01	53
2005-01-01	55
2006-01-01	58
2007-01-01	67
2008-01-01	83
2009-01-01	69
2010-01-01	82
2011-01-01	70
2012-01-01	72
2013-01-01	90
2014-01-01	78
2015-01-01	81
2016-01-01	90