Year	Number of Firms
1992-01-01	59
1997-01-01	76
2002-01-01	84
2003-01-01	76
2004-01-01	108
2005-01-01	103
2006-01-01	101
2007-01-01	107
2008-01-01	121
2009-01-01	123
2010-01-01	130
2011-01-01	140
2012-01-01	151
2013-01-01	161
2014-01-01	161
2015-01-01	167
2016-01-01	157