Year	Number of Firms
1997-01-01	13
2002-01-01	26
2003-01-01	32
2004-01-01	36
2005-01-01	48
2006-01-01	42
2007-01-01	57
2008-01-01	66
2009-01-01	78
2010-01-01	80
2011-01-01	105
2012-01-01	106
2013-01-01	106
2014-01-01	125
2015-01-01	130
2016-01-01	122