Year	Number of Firms
1992-01-01	37
1997-01-01	58
2002-01-01	48
2003-01-01	48
2004-01-01	54
2005-01-01	51
2006-01-01	78
2007-01-01	74
2008-01-01	92
2009-01-01	90
2010-01-01	91
2011-01-01	95
2012-01-01	110
2013-01-01	97
2014-01-01	107
2015-01-01	112
2016-01-01	116