Year	Number of Firms
1992-01-01	1188
1997-01-01	1766
2002-01-01	2539
2003-01-01	1455
2004-01-01	2150
2005-01-01	3932
2006-01-01	4167
2007-01-01	4017
2008-01-01	4444
2009-01-01	4734
2010-01-01	4668
2011-01-01	4787
2012-01-01	5545
2013-01-01	5316
2014-01-01	5623
2015-01-01	5246
2016-01-01	4794