Year	Number of Firms
1992-01-01	301
1997-01-01	624
2002-01-01	586
2003-01-01	577
2004-01-01	541
2005-01-01	541
2006-01-01	739
2007-01-01	975
2008-01-01	1121
2009-01-01	892
2010-01-01	1029
2011-01-01	1076
2012-01-01	1074
2013-01-01	992
2014-01-01	945
2015-01-01	818
2016-01-01	733
