Year	Number of Firms
1992-01-01	43
1997-01-01	73
2002-01-01	56
2003-01-01	46
2004-01-01	61
2005-01-01	64
2006-01-01	71
2007-01-01	119
2008-01-01	139
2009-01-01	116
2010-01-01	147
2011-01-01	166
2012-01-01	170
2013-01-01	183
2014-01-01	188
2015-01-01	178
2016-01-01	170