Year	Number of Firms
2003-01-01	7
2004-01-01	26
2005-01-01	24
2006-01-01	22
2007-01-01	24
2008-01-01	28
2009-01-01	24
2010-01-01	24
2011-01-01	30
2012-01-01	30
2013-01-01	33
2014-01-01	39
2015-01-01	21
2016-01-01	26