Year	Number of Firms
1992-01-01	69
1997-01-01	69
2002-01-01	118
2003-01-01	106
2004-01-01	113
2005-01-01	131
2006-01-01	116
2007-01-01	133
2008-01-01	151
2009-01-01	128
2010-01-01	143
2011-01-01	166
2012-01-01	181
2013-01-01	169
2014-01-01	165
2015-01-01	164
2016-01-01	154
