Year	Number of Firms
1992-01-01	716
1997-01-01	953
2002-01-01	1073
2003-01-01	1054
2004-01-01	1050
2005-01-01	1034
2006-01-01	1056
2007-01-01	1173
2008-01-01	1190
2009-01-01	1063
2010-01-01	1036
2011-01-01	1124
2012-01-01	1055
2013-01-01	1021
2014-01-01	1030
2015-01-01	982
2016-01-01	944