Year	Number of Firms
1992-01-01	10
1997-01-01	46
2002-01-01	56
2003-01-01	50
2004-01-01	57
2005-01-01	74
2006-01-01	80
2007-01-01	86
2008-01-01	104
2009-01-01	91
2010-01-01	137
2011-01-01	142
2012-01-01	155
2013-01-01	152
2014-01-01	136
2015-01-01	118
2016-01-01	125