Year	Number of Firms
1992-01-01	38
1997-01-01	45
2002-01-01	67
2003-01-01	88
2004-01-01	82
2005-01-01	109
2006-01-01	107
2007-01-01	128
2008-01-01	160
2009-01-01	178
2010-01-01	208
2011-01-01	212
2012-01-01	266
2013-01-01	240
2014-01-01	240
2015-01-01	218
2016-01-01	238