Year	Number of Firms
1992-01-01	15
1997-01-01	41
2002-01-01	46
2003-01-01	47
2004-01-01	60
2005-01-01	73
2006-01-01	86
2007-01-01	103
2008-01-01	110
2009-01-01	85
2010-01-01	101
2011-01-01	142
2012-01-01	136
2013-01-01	142
2014-01-01	155
2015-01-01	121
2016-01-01	115