Year	Number of Firms
1992-01-01	4107
1997-01-01	6717
2002-01-01	6476
2003-01-01	6615
2004-01-01	6628
2005-01-01	6813
2006-01-01	7213
2007-01-01	7784
2008-01-01	8168
2009-01-01	7849
2010-01-01	8167
2011-01-01	8654
2012-01-01	8610
2013-01-01	8766
2014-01-01	8882
2015-01-01	8673
2016-01-01	8485