Year	Number of Firms
1992-01-01	32
1997-01-01	60
2002-01-01	93
2003-01-01	118
2004-01-01	94
2005-01-01	95
2006-01-01	109
2007-01-01	116
2008-01-01	268
2009-01-01	211
2010-01-01	189
2011-01-01	232
2012-01-01	178
2013-01-01	113
2014-01-01	116
2015-01-01	121
2016-01-01	115