Year	Number of Firms
2002-01-01	3
2003-01-01	9
2004-01-01	8
2005-01-01	13
2006-01-01	17
2007-01-01	15
2008-01-01	13
2009-01-01	16
2010-01-01	27
2011-01-01	35
2012-01-01	45
2013-01-01	48
2014-01-01	58
2015-01-01	53
2016-01-01	63