12 January 2012
- 14:2014:20, 12 January 2012 diff hist +3 Help Center No edit summary
- 14:1614:16, 12 January 2012 diff hist +41 Help Center No edit summary
- 14:0814:08, 12 January 2012 diff hist +132 Operating Symbol List No edit summary
- 14:0714:07, 12 January 2012 diff hist +51 Operating Symbol List No edit summary
- 13:5913:59, 12 January 2012 diff hist −5 Help Center No edit summary
- 13:5613:56, 12 January 2012 diff hist −19 Help Center →Studies
- 13:5513:55, 12 January 2012 diff hist +7 Help Center No edit summary
- 13:5413:54, 12 January 2012 diff hist +25 Help Center No edit summary
28 December 2011
- 13:2113:21, 28 December 2011 diff hist −2 Help Center No edit summary
- 12:5112:51, 28 December 2011 diff hist +2 Help Center No edit summary