Year	Number of Firms
1992-01-01	29
1997-01-01	66
2002-01-01	95
2003-01-01	102
2004-01-01	119
2005-01-01	125
2006-01-01	138
2007-01-01	161
2008-01-01	182
2009-01-01	184
2010-01-01	173
2011-01-01	189
2012-01-01	189
2013-01-01	209
2014-01-01	205
2015-01-01	217
2016-01-01	232