Year	Number of Firms
1992-01-01	89
1997-01-01	129
2002-01-01	121
2003-01-01	84
2004-01-01	95
2005-01-01	121
2006-01-01	162
2007-01-01	186
2008-01-01	165
2009-01-01	181
2010-01-01	181
2011-01-01	173
2012-01-01	219
2013-01-01	210
2014-01-01	225
2015-01-01	243
2016-01-01	254