Year	Number of Firms
1992-01-01	39
1997-01-01	61
2002-01-01	93
2003-01-01	96
2004-01-01	87
2005-01-01	84
2006-01-01	95
2007-01-01	106
2008-01-01	127
2009-01-01	100
2010-01-01	127
2011-01-01	147
2012-01-01	145
2013-01-01	153
2014-01-01	156
2015-01-01	167
2016-01-01	175