Year	Number of Firms
1992-01-01	37
1997-01-01	45
2002-01-01	67
2003-01-01	60
2004-01-01	62
2005-01-01	68
2006-01-01	75
2007-01-01	83
2008-01-01	72
2009-01-01	64
2010-01-01	80
2011-01-01	83
2012-01-01	83
2013-01-01	84
2014-01-01	78
2015-01-01	81
2016-01-01	92