Year	Number of Firms
1992-01-01	103
1997-01-01	113
2002-01-01	122
2003-01-01	138
2004-01-01	143
2005-01-01	151
2006-01-01	151
2007-01-01	167
2008-01-01	179
2009-01-01	151
2010-01-01	159
2011-01-01	170
2012-01-01	158
2013-01-01	170
2014-01-01	177
2015-01-01	158
2016-01-01	166