Year	Number of Firms
1992-01-01	59
1997-01-01	106
2002-01-01	89
2003-01-01	86
2004-01-01	96
2005-01-01	132
2006-01-01	132
2007-01-01	108
2008-01-01	129
2009-01-01	115
2010-01-01	132
2011-01-01	153
2012-01-01	172
2013-01-01	191
2014-01-01	225
2015-01-01	219
2016-01-01	243