Year	Number of Firms
1992-01-01	1
1997-01-01	23
2002-01-01	17
2003-01-01	24
2004-01-01	33
2005-01-01	34
2006-01-01	40
2007-01-01	56
2008-01-01	61
2009-01-01	47
2010-01-01	71
2011-01-01	62
2012-01-01	60
2013-01-01	71
2014-01-01	87
2015-01-01	55
2016-01-01	45