Year	Number of Firms
1992-01-01	216
1997-01-01	247
2002-01-01	227
2003-01-01	256
2004-01-01	257
2005-01-01	275
2006-01-01	277
2007-01-01	319
2008-01-01	346
2009-01-01	293
2010-01-01	282
2011-01-01	302
2012-01-01	325
2013-01-01	296
2014-01-01	303
2015-01-01	264
2016-01-01	275
