Year	Number of Firms
1992-01-01	90
1997-01-01	136
2002-01-01	119
2003-01-01	130
2004-01-01	166
2005-01-01	177
2006-01-01	174
2007-01-01	187
2008-01-01	187
2009-01-01	176
2010-01-01	202
2011-01-01	223
2012-01-01	225
2013-01-01	211
2014-01-01	220
2015-01-01	215
2016-01-01	183