Year	Number of Firms
1992-01-01	7
1997-01-01	16
2002-01-01	39
2003-01-01	37
2004-01-01	34
2005-01-01	50
2006-01-01	49
2007-01-01	59
2008-01-01	80
2009-01-01	72
2010-01-01	101
2011-01-01	118
2012-01-01	120
2013-01-01	131
2014-01-01	149
2015-01-01	125
2016-01-01	140