Year	Number of Firms
1992-01-01	8
1997-01-01	13
2002-01-01	25
2003-01-01	38
2004-01-01	37
2005-01-01	44
2006-01-01	45
2007-01-01	78
2008-01-01	71
2009-01-01	73
2010-01-01	126
2011-01-01	133
2012-01-01	137
2013-01-01	113
2014-01-01	100
2015-01-01	66
2016-01-01	63