Year	Number of Firms
1992-01-01	365
1997-01-01	416
2002-01-01	389
2003-01-01	271
2004-01-01	341
2005-01-01	355
2006-01-01	389
2007-01-01	384
2008-01-01	363
2009-01-01	328
2010-01-01	336
2011-01-01	334
2012-01-01	349
2013-01-01	272
2014-01-01	218
2015-01-01	154
2016-01-01	123