Year	Number of Firms
1992-01-01	25
1997-01-01	56
2002-01-01	62
2003-01-01	66
2004-01-01	69
2005-01-01	82
2006-01-01	82
2007-01-01	84
2008-01-01	113
2009-01-01	141
2010-01-01	129
2011-01-01	158
2012-01-01	144
2013-01-01	159
2014-01-01	161
2015-01-01	186
2016-01-01	160