| Year | Fall | Winter | # | Notes |
| 2000-2001 | GEOP424 | - | 1 | |
| 2001-2002 | GEOP424, GEOP325 | - | 2 | |
| 2002-2003 | GEOP424, GEOP325 | GEOP224 | 3 | |
| 2003-2004 | GEOP424, GEOP325 | GEOP224, PHYS699 | 3 | |
| 2004-2005 | GEOP424, GEOP325 | GEOP224 | 3 | |
| 2005-2006 | GEOP424, GEOP325 | GEOP224 | 3 | |
| 2006-2007 | GEOP424 | - | 1 | |
| 2007-2008 | GEOP424, GEOP210 | PHYS699 | 2 | |
| 2008-2009 | GEOP424, GEOP210 | GEOP223, PHYS699 | 3 | |
| 2009-2010 | GEOP424 | EAS105 | 2 | |
| 2010-2011 | GEOP424 | EAS105, PHYS699 | 3 | |
| 2011-2012 | - | EAS105, GEOP424, PHYS699 | 2 | |
| 2012-2013 | - | EAS105, GEOP424 | 2 | |
| 2013-2014 | - | EAS105, GEOP424 | 2 | |
| 2014-2015 | GEOP424 | EAS105 | 2 | |
| 2015-2016 | GEOP424 | EAS105 | 2 | |
| 2016-2017 | GEOP424, EAS205 | PHYS699 | 2 | |
| 2017-2018 | GEOP424 | PHYS699 | 1 | |
|