Year	Number of Firms
1992-01-01	996
1997-01-01	1531
2002-01-01	1178
2003-01-01	1170
2004-01-01	1091
2005-01-01	1091
2006-01-01	1206
2007-01-01	1354
2008-01-01	1452
2009-01-01	1282
2010-01-01	1377
2011-01-01	1435
2012-01-01	1454
2013-01-01	1404
2014-01-01	1402
2015-01-01	1356
2016-01-01	1272