UK 4 4.5 5 5.5 6 6.5 7 7.5 8 8.5 9 9.5 10 10.5 11 12 13
US 5 5.5 6 6.5 7 7.5 8 8.5 9 9.5 10 10.5 11 11.5 12 13 14
EUROPE 37 37.5 38 38.5 39 40.5 41 42 42.5 43 44 44.5 45 45.5 46 47.5 48.5
JAPAN 23 23.5 24 24.5 25 25.5 26 26.5 27 27.5 28 28.5 29 29.5 30 31 32