Year	Number of Firms
1992-01-01	27
1997-01-01	53
2002-01-01	62
2003-01-01	59
2004-01-01	62
2005-01-01	65
2006-01-01	69
2007-01-01	87
2008-01-01	102
2009-01-01	107
2010-01-01	133
2011-01-01	116
2012-01-01	138
2013-01-01	131
2014-01-01	132
2015-01-01	124
2016-01-01	149