Year	Number of Firms
1992-01-01	137
1997-01-01	156
2002-01-01	144
2003-01-01	96
2004-01-01	126
2005-01-01	139
2006-01-01	151
2007-01-01	142
2008-01-01	144
2009-01-01	135
2010-01-01	150
2011-01-01	140
2012-01-01	125
2013-01-01	112
2014-01-01	91
2015-01-01	65
2016-01-01	48