Year	Number of Firms
1992-01-01	415
1997-01-01	442
2002-01-01	427
2003-01-01	287
2004-01-01	405
2005-01-01	434
2006-01-01	421
2007-01-01	410
2008-01-01	421
2009-01-01	365
2010-01-01	370
2011-01-01	359
2012-01-01	360
2013-01-01	267
2014-01-01	215
2015-01-01	141
2016-01-01	102