2010 – Univ. of Oregon (Eugene, Oregon)
2009 – Univ. of Arkansas (Fayetteville, Arkansas)
2008 – Drake University (Des Moines, Iowa)
2007 – Univ. of California, Sacramento (Sacramento, California)
2006 – Univ. of California, Sacramento (Sacramento, California)
2005 – Univ. of California, Sacramento (Sacramento, California)
2004 – Univ. of Texas (Austin, Texas)
2003 – Univ. of California, Sacramento (Sacramento, California)
2002 – Louisiana State Univ. (Baton Rouge, Louisiana)
2001 – Univ. of Oregon (Eugene, Oregon)
2000 – Duke University (Durham, North Carolina)