Year	Number of Firms
1992-01-01	13
1997-01-01	12
2002-01-01	17
2003-01-01	22
2004-01-01	16
2005-01-01	24
2006-01-01	23
2007-01-01	26
2008-01-01	45
2009-01-01	39
2010-01-01	32
2011-01-01	37
2012-01-01	42
2013-01-01	45
2014-01-01	48
2015-01-01	51
2016-01-01	49