Year	Number of Firms
1992-01-01	41
1997-01-01	82
2002-01-01	99
2003-01-01	97
2004-01-01	116
2005-01-01	130
2006-01-01	156
2007-01-01	185
2008-01-01	205
2009-01-01	194
2010-01-01	185
2011-01-01	203
2012-01-01	188
2013-01-01	209
2014-01-01	208
2015-01-01	209
2016-01-01	218