Year	Number of Firms
1992-01-01	1
1997-01-01	39
2002-01-01	92
2003-01-01	101
2004-01-01	133
2005-01-01	153
2006-01-01	143
2007-01-01	201
2008-01-01	254
2009-01-01	314
2010-01-01	363
2011-01-01	357
2012-01-01	332
2013-01-01	358
2014-01-01	388
2015-01-01	395
2016-01-01	432