Year	Number of Firms
1992-01-01	22
1997-01-01	41
2002-01-01	41
2003-01-01	51
2004-01-01	53
2005-01-01	57
2006-01-01	70
2007-01-01	80
2008-01-01	78
2009-01-01	74
2010-01-01	76
2011-01-01	90
2012-01-01	94
2013-01-01	112
2014-01-01	107
2015-01-01	105
2016-01-01	79