Historical Counts

Highest Grove Count by Year
1990-1991
230,000
1996-1997
 50,000
2002-2003
 30,000
2008-2009
 28,500
1991-1992
175,000
1997-1998
 110,000
2003-2004
 56,000
2009-2010
 17,000
1992-1993
20,000
1998-1999
 115,000
2004-2005
 35,000
2010-2011
 24,000
1993-1994
35,000
1999-2000
 60,000
2005-2006
 23,000
2011-2012
1994-1995
15,000
2000-2001
 40,000
2006-2007
 22,000
2012-2013
1995-1996
150,000
2001-2002
 60,000
2007-2008
 17,000
2013-2014
Source Dennis Frey Professor at Cal Poly San Luis Obispo