Year	Number of Firms
1992-01-01	579
1997-01-01	710
2002-01-01	811
2003-01-01	810
2004-01-01	857
2005-01-01	836
2006-01-01	869
2007-01-01	946
2008-01-01	993
2009-01-01	921
2010-01-01	916
2011-01-01	977
2012-01-01	952
2013-01-01	957
2014-01-01	968
2015-01-01	951
2016-01-01	953