Year	Number of Firms
1992-01-01	30
1997-01-01	58
2002-01-01	47
2003-01-01	58
2004-01-01	68
2005-01-01	63
2006-01-01	65
2007-01-01	67
2008-01-01	97
2009-01-01	70
2010-01-01	92
2011-01-01	85
2012-01-01	84
2013-01-01	76
2014-01-01	82
2015-01-01	69
2016-01-01	82