Year	Number of Firms
1992-01-01	22
1997-01-01	33
2002-01-01	32
2003-01-01	34
2004-01-01	49
2005-01-01	52
2006-01-01	52
2007-01-01	72
2008-01-01	88
2009-01-01	89
2010-01-01	85
2011-01-01	111
2012-01-01	102
2013-01-01	107
2014-01-01	105
2015-01-01	86
2016-01-01	86