Year	Number of Firms
1992-01-01	20
1997-01-01	25
2002-01-01	53
2003-01-01	52
2004-01-01	56
2005-01-01	69
2006-01-01	61
2007-01-01	81
2008-01-01	76
2009-01-01	71
2010-01-01	74
2011-01-01	85
2012-01-01	84
2013-01-01	77
2014-01-01	94
2015-01-01	81
2016-01-01	83