Year	Number of Firms
1992-01-01	45
1997-01-01	112
2002-01-01	103
2003-01-01	141
2004-01-01	179
2005-01-01	209
2006-01-01	232
2007-01-01	295
2008-01-01	300
2009-01-01	239
2010-01-01	246
2011-01-01	321
2012-01-01	355
2013-01-01	397
2014-01-01	359
2015-01-01	294
2016-01-01	288