Year	Number of Firms
1992-01-01	28
1997-01-01	24
2002-01-01	41
2003-01-01	31
2004-01-01	26
2005-01-01	40
2006-01-01	42
2007-01-01	37
2008-01-01	55
2009-01-01	46
2010-01-01	68
2011-01-01	76
2012-01-01	58
2013-01-01	52
2014-01-01	58
2015-01-01	54
2016-01-01	62