Year	Number of Firms
1992-01-01	52
1997-01-01	103
2002-01-01	93
2003-01-01	96
2004-01-01	99
2005-01-01	105
2006-01-01	115
2007-01-01	133
2008-01-01	148
2009-01-01	151
2010-01-01	185
2011-01-01	213
2012-01-01	220
2013-01-01	200
2014-01-01	219
2015-01-01	184
2016-01-01	175