Year	Number of Firms
2004-01-01	1
2005-01-01	5
2006-01-01	17
2007-01-01	26
2008-01-01	39
2009-01-01	109
2010-01-01	91
2011-01-01	47
2012-01-01	120
2013-01-01	101
2014-01-01	81
2015-01-01	53
2016-01-01	33