Year	Number of Firms
1992-01-01	42
1997-01-01	57
2002-01-01	52
2003-01-01	63
2004-01-01	62
2005-01-01	73
2006-01-01	84
2007-01-01	99
2008-01-01	127
2009-01-01	142
2010-01-01	149
2011-01-01	134
2012-01-01	141
2013-01-01	109
2014-01-01	115
2015-01-01	125
2016-01-01	95