Year	Number of Firms
1992-01-01	200
1997-01-01	231
2002-01-01	244
2003-01-01	239
2004-01-01	254
2005-01-01	255
2006-01-01	287
2007-01-01	317
2008-01-01	330
2009-01-01	283
2010-01-01	344
2011-01-01	344
2012-01-01	323
2013-01-01	337
2014-01-01	356
2015-01-01	344
2016-01-01	353