Year	Number of Firms
1992-01-01	11
1997-01-01	62
2002-01-01	45
2003-01-01	56
2004-01-01	76
2005-01-01	74
2006-01-01	88
2007-01-01	100
2008-01-01	113
2009-01-01	94
2010-01-01	112
2011-01-01	127
2012-01-01	138
2013-01-01	160
2014-01-01	140
2015-01-01	104
2016-01-01	98