Year	Number of Firms
1992-01-01	57
1997-01-01	64
2002-01-01	76
2003-01-01	75
2004-01-01	72
2005-01-01	69
2006-01-01	85
2007-01-01	79
2008-01-01	82
2009-01-01	73
2010-01-01	73
2011-01-01	71
2012-01-01	89
2013-01-01	89
2014-01-01	88
2015-01-01	90
2016-01-01	95