Year	Number of Firms
1997-01-01	12
2002-01-01	6
2003-01-01	19
2004-01-01	14
2005-01-01	16
2006-01-01	26
2007-01-01	28
2008-01-01	37
2009-01-01	33
2010-01-01	36
2011-01-01	38
2012-01-01	41
2013-01-01	49
2014-01-01	71
2015-01-01	51
2016-01-01	59