Year	Number of Firms
1992-01-01	6539
1997-01-01	9946
2002-01-01	9357
2003-01-01	9390
2004-01-01	9502
2005-01-01	9135
2006-01-01	9043
2007-01-01	8836
2008-01-01	9002
2009-01-01	8743
2010-01-01	9208
2011-01-01	9455
2012-01-01	9693
2013-01-01	9329
2014-01-01	9278
2015-01-01	8850
2016-01-01	8714