Year	Number of Firms
1992-01-01	80
1997-01-01	99
2002-01-01	95
2003-01-01	97
2004-01-01	102
2005-01-01	140
2006-01-01	115
2007-01-01	140
2008-01-01	133
2009-01-01	131
2010-01-01	150
2011-01-01	162
2012-01-01	149
2013-01-01	138
2014-01-01	153
2015-01-01	155
2016-01-01	145
