Year	Number of Firms
1992-01-01	18
1997-01-01	20
2002-01-01	55
2003-01-01	51
2004-01-01	63
2005-01-01	90
2006-01-01	69
2007-01-01	105
2008-01-01	132
2009-01-01	111
2010-01-01	84
2011-01-01	111
2012-01-01	100
2013-01-01	126
2014-01-01	105
2015-01-01	98
2016-01-01	110