US UK EU CM
6 5.5 39 25.5
6.5-7 6 40 26
7.5-8 7 41 26.5
8.5-9 8 42 27.5
9.5-10 9 43 28
10.5-11 10 44 29
11.5-12 11 45 29.5
12.5-13 12 46 30
13.5-14 13 47 30.5