Year	Number of Firms
1992-01-01	38
1997-01-01	45
2002-01-01	61
2003-01-01	61
2004-01-01	75
2005-01-01	77
2006-01-01	65
2007-01-01	80
2008-01-01	96
2009-01-01	102
2010-01-01	76
2011-01-01	77
2012-01-01	78
2013-01-01	77
2014-01-01	54
2015-01-01	57
2016-01-01	51