USA EUR UK
12.5 30.5 12
13 31 12.5
13.5 32 13
1 32.5 13.5
1.5 33 1
2 33.5 1.5
2.5 34.5 2
3 35 2.5
3.5 35.5 3
4 36 3.5
4.5 37 4
5 37.5 4.5
5.5 38 5
6 38.5 5.5
6.5 39 5.5
7 40 6
7.5 40.5 6.5
8 41 7
8.5 42 7.5
9 42.5 8
9.5 43 8.5
10 44 9
10.5 44.5 9.5
11 45 10
11.5 46 10.5
12 46.5 11
12.5 47 11.5
13 48 12
14 49 13
15 50 14
16 51.5 15