Year	Number of Firms
1992-01-01	295
1997-01-01	471
2002-01-01	471
2003-01-01	474
2004-01-01	525
2005-01-01	570
2006-01-01	610
2007-01-01	668
2008-01-01	717
2009-01-01	701
2010-01-01	802
2011-01-01	858
2012-01-01	952
2013-01-01	953
2014-01-01	988
2015-01-01	964
2016-01-01	859