Year	Number of Firms
1992-01-01	51
1997-01-01	112
2002-01-01	119
2003-01-01	137
2004-01-01	126
2005-01-01	119
2006-01-01	128
2007-01-01	129
2008-01-01	142
2009-01-01	113
2010-01-01	108
2011-01-01	92
2012-01-01	105
2013-01-01	120
2014-01-01	90
2015-01-01	96
2016-01-01	117