Year	Number of Firms
1992-01-01	2195
1997-01-01	3797
2002-01-01	3054
2003-01-01	2984
2004-01-01	2769
2005-01-01	2811
2006-01-01	3165
2007-01-01	3587
2008-01-01	3742
2009-01-01	3373
2010-01-01	3666
2011-01-01	3774
2012-01-01	3866
2013-01-01	3826
2014-01-01	3683
2015-01-01	3512
2016-01-01	3303