Year	Number of Firms
1992-01-01	63
1997-01-01	58
2002-01-01	69
2003-01-01	71
2004-01-01	73
2005-01-01	80
2006-01-01	105
2007-01-01	135
2008-01-01	121
2009-01-01	129
2010-01-01	131
2011-01-01	134
2012-01-01	142
2013-01-01	144
2014-01-01	139
2015-01-01	129
2016-01-01	144