Year	Number of Firms
1992-01-01	12
1997-01-01	29
2002-01-01	46
2003-01-01	48
2004-01-01	35
2005-01-01	40
2006-01-01	72
2007-01-01	73
2008-01-01	67
2009-01-01	62
2010-01-01	63
2011-01-01	66
2012-01-01	68
2013-01-01	71
2014-01-01	77
2015-01-01	99
2016-01-01	79