Year	Number of Firms
1992-01-01	19
1997-01-01	16
2002-01-01	21
2003-01-01	13
2004-01-01	12
2005-01-01	16
2006-01-01	20
2007-01-01	29
2008-01-01	34
2009-01-01	31
2010-01-01	30
2011-01-01	39
2012-01-01	28
2013-01-01	21
2014-01-01	20
2015-01-01	26
2016-01-01	26