Year	Number of Firms
1992-01-01	200
1997-01-01	255
2002-01-01	268
2003-01-01	284
2004-01-01	298
2005-01-01	287
2006-01-01	297
2007-01-01	344
2008-01-01	362
2009-01-01	310
2010-01-01	302
2011-01-01	320
2012-01-01	318
2013-01-01	291
2014-01-01	310
2015-01-01	282
2016-01-01	288