8 October 2020

• curprev 14:5714:57, 8 October 2020‎ imported>Doug Williamson‎ m 730 bytes +69‎ Add category.

18 March 2015

• curprev 16:3016:30, 18 March 2015‎ imported>Doug Williamson‎ 661 bytes −14‎ Standardise appearance of page

15 March 2015

• curprev 13:2413:24, 15 March 2015‎ imported>Doug Williamson‎ 675 bytes +13‎ Standardise appearance of page.

14 March 2015

• curprev 15:1915:19, 14 March 2015‎ imported>Doug Williamson‎ 662 bytes +13‎ Align presentation of formula with qualifications material

20 September 2014

• curprev 13:5513:55, 20 September 2014‎ imported>Doug Williamson‎ m 649 bytes +11‎ Added more space so that calculations are clearer

27 July 2013

• curprev 20:4620:46, 27 July 2013‎ imported>Doug Williamson‎ m 638 bytes 0‎ Spacing.

23 October 2012

• curprev 14:0114:01, 23 October 2012‎ imported>Administrator‎ 638 bytes +638‎ CSV import