Year	Number of Firms
1992-01-01	531
1997-01-01	642
2002-01-01	687
2003-01-01	696
2004-01-01	720
2005-01-01	738
2006-01-01	791
2007-01-01	824
2008-01-01	884
2009-01-01	931
2010-01-01	900
2011-01-01	966
2012-01-01	947
2013-01-01	924
2014-01-01	962
2015-01-01	939
2016-01-01	993