Year	Number of Firms
1992-01-01	79
1997-01-01	117
2002-01-01	130
2003-01-01	141
2004-01-01	155
2005-01-01	134
2006-01-01	131
2007-01-01	163
2008-01-01	162
2009-01-01	164
2010-01-01	189
2011-01-01	191
2012-01-01	204
2013-01-01	211
2014-01-01	224
2015-01-01	198
2016-01-01	210