Year	Number of Firms
1992-01-01	54
1997-01-01	80
2002-01-01	83
2003-01-01	104
2004-01-01	128
2005-01-01	98
2006-01-01	101
2007-01-01	127
2008-01-01	140
2009-01-01	168
2010-01-01	149
2011-01-01	152
2012-01-01	153
2013-01-01	150
2014-01-01	174
2015-01-01	165
2016-01-01	150