Year	Number of Firms
1997-01-01	10
2002-01-01	17
2003-01-01	18
2004-01-01	26
2005-01-01	32
2006-01-01	35
2007-01-01	35
2008-01-01	48
2009-01-01	68
2010-01-01	59
2011-01-01	71
2012-01-01	95
2013-01-01	94
2014-01-01	115
2015-01-01	99
2016-01-01	56