Year	Number of Firms
1992-01-01	102
1997-01-01	139
2002-01-01	122
2003-01-01	106
2004-01-01	134
2005-01-01	186
2006-01-01	238
2007-01-01	248
2008-01-01	261
2009-01-01	295
2010-01-01	260
2011-01-01	280
2012-01-01	304
2013-01-01	268
2014-01-01	288
2015-01-01	300
2016-01-01	330