Year	Number of Firms
1992-01-01	13
1997-01-01	24
2002-01-01	21
2003-01-01	32
2004-01-01	31
2005-01-01	36
2006-01-01	40
2007-01-01	57
2008-01-01	61
2009-01-01	56
2010-01-01	72
2011-01-01	84
2012-01-01	77
2013-01-01	82
2014-01-01	94
2015-01-01	97
2016-01-01	85
