Year	Number of Firms
1992-01-01	21
1997-01-01	44
2002-01-01	33
2003-01-01	25
2004-01-01	33
2005-01-01	33
2006-01-01	33
2007-01-01	39
2008-01-01	47
2009-01-01	60
2010-01-01	72
2011-01-01	84
2012-01-01	83
2013-01-01	93
2014-01-01	93
2015-01-01	77
2016-01-01	84