Year	Number of Firms
1992-01-01	5
1997-01-01	12
2002-01-01	27
2003-01-01	26
2004-01-01	31
2005-01-01	35
2006-01-01	47
2007-01-01	50
2008-01-01	59
2009-01-01	58
2010-01-01	60
2011-01-01	53
2012-01-01	70
2013-01-01	74
2014-01-01	84
2015-01-01	80
2016-01-01	98