Year	Number of Firms
1992-01-01	21
1997-01-01	29
2002-01-01	41
2003-01-01	62
2004-01-01	88
2005-01-01	92
2006-01-01	76
2007-01-01	103
2008-01-01	158
2009-01-01	102
2010-01-01	90
2011-01-01	92
2012-01-01	86
2013-01-01	90
2014-01-01	100
2015-01-01	116
2016-01-01	115