Year	Number of Firms
1992-01-01	21
1997-01-01	52
2002-01-01	52
2003-01-01	49
2004-01-01	67
2005-01-01	59
2006-01-01	70
2007-01-01	86
2008-01-01	92
2009-01-01	88
2010-01-01	88
2011-01-01	101
2012-01-01	109
2013-01-01	100
2014-01-01	107
2015-01-01	100
2016-01-01	94