Year	Number of Firms
1992-01-01	31
1997-01-01	26
2002-01-01	44
2003-01-01	37
2004-01-01	30
2005-01-01	45
2006-01-01	39
2007-01-01	58
2008-01-01	55
2009-01-01	61
2010-01-01	63
2011-01-01	68
2012-01-01	82
2013-01-01	80
2014-01-01	72
2015-01-01	62
2016-01-01	59