Year	Number of Firms
1992-01-01	11
1997-01-01	26
2002-01-01	29
2003-01-01	39
2004-01-01	33
2005-01-01	40
2006-01-01	34
2007-01-01	40
2008-01-01	56
2009-01-01	62
2010-01-01	80
2011-01-01	59
2012-01-01	66
2013-01-01	72
2014-01-01	67
2015-01-01	63
2016-01-01	62