Year	Number of Firms
1992-01-01	2
1997-01-01	9
2002-01-01	14
2003-01-01	13
2004-01-01	13
2005-01-01	25
2006-01-01	16
2007-01-01	17
2008-01-01	24
2009-01-01	29
2010-01-01	25
2011-01-01	39
2012-01-01	43
2013-01-01	45
2014-01-01	51
2015-01-01	37
2016-01-01	42