Year	Number of Firms
1992-01-01	19
1997-01-01	28
2002-01-01	45
2003-01-01	51
2004-01-01	53
2005-01-01	64
2006-01-01	74
2007-01-01	79
2008-01-01	100
2009-01-01	141
2010-01-01	101
2011-01-01	114
2012-01-01	118
2013-01-01	125
2014-01-01	107
2015-01-01	99
2016-01-01	100