Year	Number of Firms
1992-01-01	29
1997-01-01	37
2002-01-01	51
2003-01-01	55
2004-01-01	69
2005-01-01	80
2006-01-01	80
2007-01-01	109
2008-01-01	107
2009-01-01	106
2010-01-01	101
2011-01-01	98
2012-01-01	99
2013-01-01	89
2014-01-01	110
2015-01-01	94
2016-01-01	113