Year	Number of Firms
1992-01-01	46
1997-01-01	111
2002-01-01	96
2003-01-01	115
2004-01-01	120
2005-01-01	134
2006-01-01	139
2007-01-01	152
2008-01-01	186
2009-01-01	171
2010-01-01	209
2011-01-01	235
2012-01-01	244
2013-01-01	260
2014-01-01	243
2015-01-01	217
2016-01-01	242