Year	Number of Firms
1992-01-01	124
1997-01-01	148
2002-01-01	158
2003-01-01	106
2004-01-01	131
2005-01-01	149
2006-01-01	152
2007-01-01	160
2008-01-01	148
2009-01-01	136
2010-01-01	140
2011-01-01	142
2012-01-01	154
2013-01-01	115
2014-01-01	109
2015-01-01	89
2016-01-01	57