Year	Number of Firms
1992-01-01	88
1997-01-01	117
2002-01-01	111
2003-01-01	114
2004-01-01	130
2005-01-01	132
2006-01-01	137
2007-01-01	147
2008-01-01	153
2009-01-01	131
2010-01-01	131
2011-01-01	148
2012-01-01	150
2013-01-01	128
2014-01-01	134
2015-01-01	130
2016-01-01	126
