Year	Number of Firms
1992-01-01	30
1997-01-01	29
2002-01-01	40
2003-01-01	34
2004-01-01	43
2005-01-01	38
2006-01-01	47
2007-01-01	47
2008-01-01	64
2009-01-01	58
2010-01-01	56
2011-01-01	61
2012-01-01	59
2013-01-01	55
2014-01-01	58
2015-01-01	61
2016-01-01	53