Year	Number of Firms
1992-01-01	45
1997-01-01	73
2002-01-01	53
2003-01-01	46
2004-01-01	58
2005-01-01	63
2006-01-01	60
2007-01-01	68
2008-01-01	85
2009-01-01	102
2010-01-01	110
2011-01-01	133
2012-01-01	135
2013-01-01	154
2014-01-01	143
2015-01-01	138
2016-01-01	130