Year	Number of Firms
1992-01-01	94
1997-01-01	109
2002-01-01	118
2003-01-01	107
2004-01-01	139
2005-01-01	140
2006-01-01	129
2007-01-01	164
2008-01-01	191
2009-01-01	148
2010-01-01	129
2011-01-01	147
2012-01-01	128
2013-01-01	133
2014-01-01	150
2015-01-01	143
2016-01-01	148