Year	Number of Firms
1992-01-01	15
1997-01-01	46
2002-01-01	58
2003-01-01	79
2004-01-01	84
2005-01-01	85
2006-01-01	90
2007-01-01	106
2008-01-01	149
2009-01-01	127
2010-01-01	106
2011-01-01	124
2012-01-01	108
2013-01-01	135
2014-01-01	143
2015-01-01	115
2016-01-01	103