Year	Number of Firms
1992-01-01	43
1997-01-01	43
2002-01-01	67
2003-01-01	78
2004-01-01	86
2005-01-01	100
2006-01-01	93
2007-01-01	103
2008-01-01	146
2009-01-01	132
2010-01-01	123
2011-01-01	90
2012-01-01	91
2013-01-01	86
2014-01-01	84
2015-01-01	73
2016-01-01	89
