Year	Number of Firms
1992-01-01	26
1997-01-01	47
2002-01-01	52
2003-01-01	56
2004-01-01	65
2005-01-01	75
2006-01-01	77
2007-01-01	95
2008-01-01	95
2009-01-01	117
2010-01-01	100
2011-01-01	107
2012-01-01	135
2013-01-01	137
2014-01-01	155
2015-01-01	171
2016-01-01	193