Year	Number of Firms
1992-01-01	976
1997-01-01	1168
2002-01-01	1099
2003-01-01	1156
2004-01-01	1142
2005-01-01	1222
2006-01-01	1202
2007-01-01	1414
2008-01-01	1543
2009-01-01	1433
2010-01-01	1458
2011-01-01	1481
2012-01-01	1377
2013-01-01	1462
2014-01-01	1393
2015-01-01	1248
2016-01-01	1162