Year	Number of Firms
1992-01-01	70
1997-01-01	167
2002-01-01	44
2003-01-01	30
2004-01-01	51
2005-01-01	52
2006-01-01	43
2007-01-01	55
2008-01-01	69
2009-01-01	67
2010-01-01	93
2011-01-01	100
2012-01-01	115
2013-01-01	99
2014-01-01	99
2015-01-01	92
2016-01-01	91