Year	Number of Firms
1992-01-01	26
1997-01-01	65
2002-01-01	81
2003-01-01	97
2004-01-01	98
2005-01-01	121
2006-01-01	133
2007-01-01	157
2008-01-01	172
2009-01-01	155
2010-01-01	194
2011-01-01	208
2012-01-01	227
2013-01-01	224
2014-01-01	232
2015-01-01	185
2016-01-01	192