Year	Number of Firms
1992-01-01	744
1997-01-01	948
2002-01-01	1318
2003-01-01	1301
2004-01-01	1264
2005-01-01	1289
2006-01-01	1294
2007-01-01	1447
2008-01-01	1622
2009-01-01	1439
2010-01-01	1429
2011-01-01	1461
2012-01-01	1404
2013-01-01	1392
2014-01-01	1425
2015-01-01	1475
2016-01-01	1371