US UK EU
8 7 41
8.5 7.5 41.5
9 8 42
9.5 8.5 42.5
10 9 43.5
10.5 9.5 44
11 10 44.5
11.5 10.5 45
12 11 46
12.5 11.5 46.5
13 12 47