2 -players lead into the weekend at the Pretoria Country Club - they are Alexander Björk and Scott Jamieson.
10 -birdies for Thomas Aiken in his fine nine under par second round 62.
1 - Aiken's 62 was his best ever European Tour round against the field average, with the South African 9.3 shots better off than the field average on day two.
69 -Aiken is 69 under par for the season, which makes him the Season To Par scoring leader (Björk is fourth).
5 -rounds in the 60s in a row for James Morrison, with three of those coming at last week's Joburg Open (68, 68, 66, 67, 66). He's one shot back.
13 - rounds in the 60s from 21 attempts for Björk, who has adapted quickly to life on the European Tour after graduating from the Challenge Tour last year.
1 -the Swede has only shot over 72 once on the European Tour this season.
61 -under par for the season, home player Dean Burmester is five back heading into the weekend.
81 -players made the cut at level par or better, with the likes of Renato Paratore and Paul Peterson sneaking through on the cut mark.
