Year	Number of Firms
1992-01-01	55
1997-01-01	77
2002-01-01	116
2003-01-01	110
2004-01-01	139
2005-01-01	134
2006-01-01	167
2007-01-01	162
2008-01-01	183
2009-01-01	151
2010-01-01	166
2011-01-01	175
2012-01-01	229
2013-01-01	227
2014-01-01	202
2015-01-01	165
2016-01-01	182