Year	Number of Firms
1992-01-01	55
1997-01-01	92
2002-01-01	93
2003-01-01	95
2004-01-01	108
2005-01-01	106
2006-01-01	124
2007-01-01	142
2008-01-01	155
2009-01-01	159
2010-01-01	158
2011-01-01	140
2012-01-01	150
2013-01-01	142
2014-01-01	140
2015-01-01	133
2016-01-01	111
