Year	Number of Firms
1992-01-01	17351
1997-01-01	27773
2002-01-01	30540
2003-01-01	30815
2004-01-01	31972
2005-01-01	33586
2006-01-01	34225
2007-01-01	36952
2008-01-01	40379
2009-01-01	38119
2010-01-01	40377
2011-01-01	41402
2012-01-01	41150
2013-01-01	40421
2014-01-01	40051
2015-01-01	38037
2016-01-01	36739