Year	Number of Firms
1992-01-01	2148
1997-01-01	2379
2002-01-01	2289
2003-01-01	2276
2004-01-01	2280
2005-01-01	2338
2006-01-01	2304
2007-01-01	2523
2008-01-01	2690
2009-01-01	2571
2010-01-01	2582
2011-01-01	2831
2012-01-01	2674
2013-01-01	2672
2014-01-01	2687
2015-01-01	2694
2016-01-01	2586