Year	Number of Firms
1992-01-01	917
1997-01-01	1407
2002-01-01	629
2003-01-01	850
2004-01-01	1010
2005-01-01	1151
2006-01-01	1171
2007-01-01	1216
2008-01-01	1257
2009-01-01	1217
2010-01-01	1318
2011-01-01	1398
2012-01-01	1238
2013-01-01	1157
2014-01-01	1100
2015-01-01	1156
2016-01-01	1172