Year	Number of Firms
1992-01-01	22
1997-01-01	36
2002-01-01	48
2003-01-01	44
2004-01-01	54
2005-01-01	54
2006-01-01	53
2007-01-01	56
2008-01-01	69
2009-01-01	62
2010-01-01	65
2011-01-01	76
2012-01-01	81
2013-01-01	72
2014-01-01	78
2015-01-01	82
2016-01-01	78