The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- ... (1 member)
- 12na (1) (4 members)
- 2005 (14 members)
- 2006 (1,049 members)
- 2007 (624 members)
- 2008 (822 members)
- 2009 (670 members)
- 2010 (1,335 members)
- 2011 (660 members)
- 2012 (716 members)
- 2013 (477 members)
- 2014 (712 members)
- 2015 (636 members)
- 2016 (444 members)
- 2017 (342 members)
- 2017 uncategorized coursework (9 members)
- 2018 (274 members)
- 2019 (371 members)
- 2020 (419 members)
- 2021 (1,081 members)