18 February 2010
- 12:5412:54, 18 February 2010 diff hist +5 Forward difference →{{header|D}}
- 12:5412:54, 18 February 2010 diff hist −26 Forward difference →{{header|D}}
- 12:5312:53, 18 February 2010 diff hist +277 Forward difference →{{header|D}}