UAI Prediction Please (1 Viewer)

[mischief]

These are my results for trials and my final rankings

English Advanced - 85% - 3/19
Modern History - 82% - 1/8
Maths 2unit - 52% - 8/30
Sor - 78% - 9/53
History Extension - 84% - 2/3
Physics - 55% - 4/14

Yeah, my school's pretty small. So what UAI am i looking at?